/*
---

script: Core.js

description: The core of MooTools, contains all the base functions and the Native and Hash implementations. Required by all the other scripts.

license: MIT-style license.

copyright: Copyright (c) 2006-2008 [Valerio Proietti](http://mad4milk.net/).

authors: The MooTools production team (http://mootools.net/developers/)

inspiration:
- Class implementation inspired by [Base.js](http://dean.edwards.name/weblog/2006/03/base/) Copyright (c) 2006 Dean Edwards, [GNU Lesser General Public License](http://opensource.org/licenses/lgpl-license.php)
- Some functionality inspired by [Prototype.js](http://prototypejs.org) Copyright (c) 2005-2007 Sam Stephenson, [MIT License](http://opensource.org/licenses/mit-license.php)

provides: [Mootools, Native, Hash.base, Array.each, $util]

...
*/

var MooTools = {
    'version': '1.2.4',
    'build': '0d9113241a90b9cd5643b926795852a2026710d4'
};

var Native = function(options){
    options = options || {};
    var name = options.name;
    var legacy = options.legacy;
    var protect = options.protect;
    var methods = options.implement;
    var generics = options.generics;
    var initialize = options.initialize;
    var afterImplement = options.afterImplement || function(){};
    var object = initialize || legacy;
    generics = generics !== false;

    object.constructor = Native;
    object.$family = {name: 'native'};
    if (legacy && initialize) object.prototype = legacy.prototype;
    object.prototype.constructor = object;

    if (name){
        var family = name.toLowerCase();
        object.prototype.$family = {name: family};
        Native.typize(object, family);
    }

    var add = function(obj, name, method, force){
        if (!protect || force || !obj.prototype[name]) obj.prototype[name] = method;
        if (generics) Native.genericize(obj, name, protect);
        afterImplement.call(obj, name, method);
        return obj;
    };

    object.alias = function(a1, a2, a3){
        if (typeof a1 == 'string'){
            var pa1 = this.prototype[a1];
            if ((a1 = pa1)) return add(this, a2, a1, a3);
        }
        for (var a in a1) this.alias(a, a1[a], a2);
        return this;
    };

    object.implement = function(a1, a2, a3){
        if (typeof a1 == 'string') return add(this, a1, a2, a3);
        for (var p in a1) add(this, p, a1[p], a2);
        return this;
    };

    if (methods) object.implement(methods);

    return object;
};

Native.genericize = function(object, property, check){
    if ((!check || !object[property]) && typeof object.prototype[property] == 'function') object[property] = function(){
        var args = Array.prototype.slice.call(arguments);
        return object.prototype[property].apply(args.shift(), args);
    };
};

Native.implement = function(objects, properties){
    for (var i = 0, l = objects.length; i < l; i++) objects[i].implement(properties);
};

Native.typize = function(object, family){
    if (!object.type) object.type = function(item){
        return ($type(item) === family);
    };
};

(function(){
    var natives = {'Array': Array, 'Date': Date, 'Function': Function, 'Number': Number, 'RegExp': RegExp, 'String': String};
    for (var n in natives) new Native({name: n, initialize: natives[n], protect: true});

    var types = {'boolean': Boolean, 'native': Native, 'object': Object};
    for (var t in types) Native.typize(types[t], t);

    var generics = {
        'Array': ["concat", "indexOf", "join", "lastIndexOf", "pop", "push", "reverse", "shift", "slice", "sort", "splice", "toString", "unshift", "valueOf"],
        'String': ["charAt", "charCodeAt", "concat", "indexOf", "lastIndexOf", "match", "replace", "search", "slice", "split", "substr", "substring", "toLowerCase", "toUpperCase", "valueOf"]
    };
    for (var g in generics){
        for (var i = generics[g].length; i--;) Native.genericize(natives[g], generics[g][i], true);
    }
})();

var Hash = new Native({

    name: 'Hash',

    initialize: function(object){
        if ($type(object) == 'hash') object = $unlink(object.getClean());
        for (var key in object) this[key] = object[key];
        return this;
    }

});

Hash.implement({

    forEach: function(fn, bind){
        for (var key in this){
            if (this.hasOwnProperty(key)) fn.call(bind, this[key], key, this);
        }
    },

    getClean: function(){
        var clean = {};
        for (var key in this){
            if (this.hasOwnProperty(key)) clean[key] = this[key];
        }
        return clean;
    },

    getLength: function(){
        var length = 0;
        for (var key in this){
            if (this.hasOwnProperty(key)) length++;
        }
        return length;
    }

});

Hash.alias('forEach', 'each');

Array.implement({

    forEach: function(fn, bind){
        for (var i = 0, l = this.length; i < l; i++) fn.call(bind, this[i], i, this);
    }

});

Array.alias('forEach', 'each');

function $A(iterable){
    if (iterable.item){
        var l = iterable.length, array = new Array(l);
        while (l--) array[l] = iterable[l];
        return array;
    }
    return Array.prototype.slice.call(iterable);
};

function $arguments(i){
    return function(){
        return arguments[i];
    };
};

function $chk(obj){
    return !!(obj || obj === 0);
};

function $clear(timer){
    clearTimeout(timer);
    clearInterval(timer);
    return null;
};

function $defined(obj){
    return (obj != undefined);
};

function $each(iterable, fn, bind){
    var type = $type(iterable);
    ((type == 'arguments' || type == 'collection' || type == 'array') ? Array : Hash).each(iterable, fn, bind);
};

function $empty(){};

function $extend(original, extended){
    for (var key in (extended || {})) original[key] = extended[key];
    return original;
};

function $H(object){
    return new Hash(object);
};

function $lambda(value){
    return ($type(value) == 'function') ? value : function(){
        return value;
    };
};

function $merge(){
    var args = Array.slice(arguments);
    args.unshift({});
    return $mixin.apply(null, args);
};

function $mixin(mix){
    for (var i = 1, l = arguments.length; i < l; i++){
        var object = arguments[i];
        if ($type(object) != 'object') continue;
        for (var key in object){
            var op = object[key], mp = mix[key];
            mix[key] = (mp && $type(op) == 'object' && $type(mp) == 'object') ? $mixin(mp, op) : $unlink(op);
        }
    }
    return mix;
};

function $pick(){
    for (var i = 0, l = arguments.length; i < l; i++){
        if (arguments[i] != undefined) return arguments[i];
    }
    return null;
};

function $random(min, max){
    return Math.floor(Math.random() * (max - min + 1) + min);
};

function $splat(obj){
    var type = $type(obj);
    return (type) ? ((type != 'array' && type != 'arguments') ? [obj] : obj) : [];
};

var $time = Date.now || function(){
    return +new Date;
};

function $try(){
    for (var i = 0, l = arguments.length; i < l; i++){
        try {
            return arguments[i]();
        } catch(e){}
    }
    return null;
};

function $type(obj){
    if (obj == undefined) return false;
    if (obj.$family) return (obj.$family.name == 'number' && !isFinite(obj)) ? false : obj.$family.name;
    if (obj.nodeName){
        switch (obj.nodeType){
            case 1: return 'element';
            case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';
        }
    } else if (typeof obj.length == 'number'){
        if (obj.callee) return 'arguments';
        else if (obj.item) return 'collection';
    }
    return typeof obj;
};

function $unlink(object){
    var unlinked;
    switch ($type(object)){
        case 'object':
            unlinked = {};
            for (var p in object) unlinked[p] = $unlink(object[p]);
        break;
        case 'hash':
            unlinked = new Hash(object);
        break;
        case 'array':
            unlinked = [];
            for (var i = 0, l = object.length; i < l; i++) unlinked[i] = $unlink(object[i]);
        break;
        default: return object;
    }
    return unlinked;
};


/*
---

script: Browser.js

description: The Browser Core. Contains Browser initialization, Window and Document, and the Browser Hash.

license: MIT-style license.

requires:
- /Native
- /$util

provides: [Browser, Window, Document, $exec]

...
*/

var Browser = $merge({

    Engine: {name: 'unknown', version: 0},

    Platform: {name: (window.orientation != undefined) ? 'ipod' : (navigator.platform.match(/mac|win|linux/i) || ['other'])[0].toLowerCase()},

    Features: {xpath: !!(document.evaluate), air: !!(window.runtime), query: !!(document.querySelector)},

    Plugins: {},

    Engines: {

        presto: function(){
            return (!window.opera) ? false : ((arguments.callee.caller) ? 960 : ((document.getElementsByClassName) ? 950 : 925));
        },

        trident: function(){
            return (!window.ActiveXObject) ? false : ((window.XMLHttpRequest) ? ((document.querySelectorAll) ? 6 : 5) : 4);
        },

        webkit: function(){
            return (navigator.taintEnabled) ? false : ((Browser.Features.xpath) ? ((Browser.Features.query) ? 525 : 420) : 419);
        },

        gecko: function(){
            return (!document.getBoxObjectFor && window.mozInnerScreenX == null) ? false : ((document.getElementsByClassName) ? 19 : 18);
        }

    }

}, Browser || {});

Browser.Platform[Browser.Platform.name] = true;

Browser.detect = function(){

    for (var engine in this.Engines){
        var version = this.Engines[engine]();
        if (version){
            this.Engine = {name: engine, version: version};
            this.Engine[engine] = this.Engine[engine + version] = true;
            break;
        }
    }

    return {name: engine, version: version};

};

Browser.detect();

Browser.Request = function(){
    return $try(function(){
        return new XMLHttpRequest();
    }, function(){
        return new ActiveXObject('MSXML2.XMLHTTP');
    }, function(){
        return new ActiveXObject('Microsoft.XMLHTTP');
    });
};

Browser.Features.xhr = !!(Browser.Request());

Browser.Plugins.Flash = (function(){
    var version = ($try(function(){
        return navigator.plugins['Shockwave Flash'].description;
    }, function(){
        return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
    }) || '0 r0').match(/\d+/g);
    return {version: parseInt(version[0] || 0 + '.' + version[1], 10) || 0, build: parseInt(version[2], 10) || 0};
})();

function $exec(text){
    if (!text) return text;
    if (window.execScript){
        window.execScript(text);
    } else {
        var script = document.createElement('script');
        script.setAttribute('type', 'text/javascript');
        script[(Browser.Engine.webkit && Browser.Engine.version < 420) ? 'innerText' : 'text'] = text;
        document.head.appendChild(script);
        document.head.removeChild(script);
    }
    return text;
};

Native.UID = 1;

var $uid = (Browser.Engine.trident) ? function(item){
    return (item.uid || (item.uid = [Native.UID++]))[0];
} : function(item){
    return item.uid || (item.uid = Native.UID++);
};

var Window = new Native({

    name: 'Window',

    legacy: (Browser.Engine.trident) ? null: window.Window,

    initialize: function(win){
        $uid(win);
        if (!win.Element){
            win.Element = $empty;
            if (Browser.Engine.webkit) win.document.createElement("iframe"); //fixes safari 2
            win.Element.prototype = (Browser.Engine.webkit) ? window["[[DOMElement.prototype]]"] : {};
        }
        win.document.window = win;
        return $extend(win, Window.Prototype);
    },

    afterImplement: function(property, value){
        window[property] = Window.Prototype[property] = value;
    }

});

Window.Prototype = {$family: {name: 'window'}};

new Window(window);

var Document = new Native({

    name: 'Document',

    legacy: (Browser.Engine.trident) ? null: window.Document,

    initialize: function(doc){
        $uid(doc);
        doc.head = doc.getElementsByTagName('head')[0];
        doc.html = doc.getElementsByTagName('html')[0];
        if (Browser.Engine.trident && Browser.Engine.version <= 4) $try(function(){
            doc.execCommand("BackgroundImageCache", false, true);
        });
        if (Browser.Engine.trident) doc.window.attachEvent('onunload', function(){
            doc.window.detachEvent('onunload', arguments.callee);
            doc.head = doc.html = doc.window = null;
        });
        return $extend(doc, Document.Prototype);
    },

    afterImplement: function(property, value){
        document[property] = Document.Prototype[property] = value;
    }

});

Document.Prototype = {$family: {name: 'document'}};

new Document(document);


/*
---

script: Array.js

description: Contains Array Prototypes like each, contains, and erase.

license: MIT-style license.

requires:
- /$util
- /Array.each

provides: [Array]

...
*/

Array.implement({

    every: function(fn, bind){
        for (var i = 0, l = this.length; i < l; i++){
            if (!fn.call(bind, this[i], i, this)) return false;
        }
        return true;
    },

    filter: function(fn, bind){
        var results = [];
        for (var i = 0, l = this.length; i < l; i++){
            if (fn.call(bind, this[i], i, this)) results.push(this[i]);
        }
        return results;
    },

    clean: function(){
        return this.filter($defined);
    },

    indexOf: function(item, from){
        var len = this.length;
        for (var i = (from < 0) ? Math.max(0, len + from) : from || 0; i < len; i++){
            if (this[i] === item) return i;
        }
        return -1;
    },

    map: function(fn, bind){
        var results = [];
        for (var i = 0, l = this.length; i < l; i++) results[i] = fn.call(bind, this[i], i, this);
        return results;
    },

    some: function(fn, bind){
        for (var i = 0, l = this.length; i < l; i++){
            if (fn.call(bind, this[i], i, this)) return true;
        }
        return false;
    },

    associate: function(keys){
        var obj = {}, length = Math.min(this.length, keys.length);
        for (var i = 0; i < length; i++) obj[keys[i]] = this[i];
        return obj;
    },

    link: function(object){
        var result = {};
        for (var i = 0, l = this.length; i < l; i++){
            for (var key in object){
                if (object[key](this[i])){
                    result[key] = this[i];
                    delete object[key];
                    break;
                }
            }
        }
        return result;
    },

    contains: function(item, from){
        return this.indexOf(item, from) != -1;
    },

    extend: function(array){
        for (var i = 0, j = array.length; i < j; i++) this.push(array[i]);
        return this;
    },

    getLast: function(){
        return (this.length) ? this[this.length - 1] : null;
    },

    getRandom: function(){
        return (this.length) ? this[$random(0, this.length - 1)] : null;
    },

    include: function(item){
        if (!this.contains(item)) this.push(item);
        return this;
    },

    combine: function(array){
        for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);
        return this;
    },

    erase: function(item){
        for (var i = this.length; i--; i){
            if (this[i] === item) this.splice(i, 1);
        }
        return this;
    },

    empty: function(){
        this.length = 0;
        return this;
    },

    flatten: function(){
        var array = [];
        for (var i = 0, l = this.length; i < l; i++){
            var type = $type(this[i]);
            if (!type) continue;
            array = array.concat((type == 'array' || type == 'collection' || type == 'arguments') ? Array.flatten(this[i]) : this[i]);
        }
        return array;
    },

    hexToRgb: function(array){
        if (this.length != 3) return null;
        var rgb = this.map(function(value){
            if (value.length == 1) value += value;
            return value.toInt(16);
        });
        return (array) ? rgb : 'rgb(' + rgb + ')';
    },

    rgbToHex: function(array){
        if (this.length < 3) return null;
        if (this.length == 4 && this[3] == 0 && !array) return 'transparent';
        var hex = [];
        for (var i = 0; i < 3; i++){
            var bit = (this[i] - 0).toString(16);
            hex.push((bit.length == 1) ? '0' + bit : bit);
        }
        return (array) ? hex : '#' + hex.join('');
    }

});


/*
---

script: Function.js

description: Contains Function Prototypes like create, bind, pass, and delay.

license: MIT-style license.

requires:
- /Native
- /$util

provides: [Function]

...
*/

Function.implement({

    extend: function(properties){
        for (var property in properties) this[property] = properties[property];
        return this;
    },

    create: function(options){
        var self = this;
        options = options || {};
        return function(event){
            var args = options.arguments;
            args = (args != undefined) ? $splat(args) : Array.slice(arguments, (options.event) ? 1 : 0);
            if (options.event) args = [event || window.event].extend(args);
            var returns = function(){
                return self.apply(options.bind || null, args);
            };
            if (options.delay) return setTimeout(returns, options.delay);
            if (options.periodical) return setInterval(returns, options.periodical);
            if (options.attempt) return $try(returns);
            return returns();
        };
    },

    run: function(args, bind){
        return this.apply(bind, $splat(args));
    },

    pass: function(args, bind){
        return this.create({bind: bind, arguments: args});
    },

    bind: function(bind, args){
        return this.create({bind: bind, arguments: args});
    },

    bindWithEvent: function(bind, args){
        return this.create({bind: bind, arguments: args, event: true});
    },

    attempt: function(args, bind){
        return this.create({bind: bind, arguments: args, attempt: true})();
    },

    delay: function(delay, bind, args){
        return this.create({bind: bind, arguments: args, delay: delay})();
    },

    periodical: function(periodical, bind, args){
        return this.create({bind: bind, arguments: args, periodical: periodical})();
    }

});


/*
---

script: Number.js

description: Contains Number Prototypes like limit, round, times, and ceil.

license: MIT-style license.

requires:
- /Native
- /$util

provides: [Number]

...
*/

Number.implement({

    limit: function(min, max){
        return Math.min(max, Math.max(min, this));
    },

    round: function(precision){
        precision = Math.pow(10, precision || 0);
        return Math.round(this * precision) / precision;
    },

    times: function(fn, bind){
        for (var i = 0; i < this; i++) fn.call(bind, i, this);
    },

    toFloat: function(){
        return parseFloat(this);
    },

    toInt: function(base){
        return parseInt(this, base || 10);
    }

});

Number.alias('times', 'each');

(function(math){
    var methods = {};
    math.each(function(name){
        if (!Number[name]) methods[name] = function(){
            return Math[name].apply(null, [this].concat($A(arguments)));
        };
    });
    Number.implement(methods);
})(['abs', 'acos', 'asin', 'atan', 'atan2', 'ceil', 'cos', 'exp', 'floor', 'log', 'max', 'min', 'pow', 'sin', 'sqrt', 'tan']);


/*
---

script: String.js

description: Contains String Prototypes like camelCase, capitalize, test, and toInt.

license: MIT-style license.

requires:
- /Native

provides: [String]

...
*/

String.implement({

    test: function(regex, params){
        return ((typeof regex == 'string') ? new RegExp(regex, params) : regex).test(this);
    },

    contains: function(string, separator){
        return (separator) ? (separator + this + separator).indexOf(separator + string + separator) > -1 : String(this).indexOf(string) > -1;
    },

    trim: function(){
        return this.replace(/^\s+|\s+$/g, '');
    },

    clean: function(){
        return this.replace(/\s+/g, ' ').trim();
    },

    camelCase: function(){
        return this.replace(/-\D/g, function(match){
            return match.charAt(1).toUpperCase();
        });
    },

    hyphenate: function(){
        return this.replace(/[A-Z]/g, function(match){
            return ('-' + match.charAt(0).toLowerCase());
        });
    },

    capitalize: function(){
        return this.replace(/\b[a-z]/g, function(match){
            return match.toUpperCase();
        });
    },

    escapeRegExp: function(){
        return this.replace(/([-.*+?^${}()|[\]\/\\])/g, '\\$1');
    },

    toInt: function(base){
        return parseInt(this, base || 10);
    },

    toFloat: function(){
        return parseFloat(this);
    },

    hexToRgb: function(array){
        var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
        return (hex) ? hex.slice(1).hexToRgb(array) : null;
    },

    rgbToHex: function(array){
        var rgb = this.match(/\d{1,3}/g);
        return (rgb) ? rgb.rgbToHex(array) : null;
    },

    stripScripts: function(option){
        var scripts = '';
        var text = this.replace(/<script[^>]*>([\s\S]*?)<\/script>/gi, function(){
            scripts += arguments[1] + '\n';
            return '';
        });
        if (option === true) $exec(scripts);
        else if ($type(option) == 'function') option(scripts, text);
        return text;
    },

    substitute: function(object, regexp){
        return this.replace(regexp || (/\\?\{([^{}]+)\}/g), function(match, name){
            if (match.charAt(0) == '\\') return match.slice(1);
            return (object[name] != undefined) ? object[name] : '';
        });
    }

});


/*
---

script: Hash.js

description: Contains Hash Prototypes. Provides a means for overcoming the JavaScript practical impossibility of extending native Objects.

license: MIT-style license.

requires:
- /Hash.base

provides: [Hash]

...
*/

Hash.implement({

    has: Object.prototype.hasOwnProperty,

    keyOf: function(value){
        for (var key in this){
            if (this.hasOwnProperty(key) && this[key] === value) return key;
        }
        return null;
    },

    hasValue: function(value){
        return (Hash.keyOf(this, value) !== null);
    },

    extend: function(properties){
        Hash.each(properties || {}, function(value, key){
            Hash.set(this, key, value);
        }, this);
        return this;
    },

    combine: function(properties){
        Hash.each(properties || {}, function(value, key){
            Hash.include(this, key, value);
        }, this);
        return this;
    },

    erase: function(key){
        if (this.hasOwnProperty(key)) delete this[key];
        return this;
    },

    get: function(key){
        return (this.hasOwnProperty(key)) ? this[key] : null;
    },

    set: function(key, value){
        if (!this[key] || this.hasOwnProperty(key)) this[key] = value;
        return this;
    },

    empty: function(){
        Hash.each(this, function(value, key){
            delete this[key];
        }, this);
        return this;
    },

    include: function(key, value){
        if (this[key] == undefined) this[key] = value;
        return this;
    },

    map: function(fn, bind){
        var results = new Hash;
        Hash.each(this, function(value, key){
            results.set(key, fn.call(bind, value, key, this));
        }, this);
        return results;
    },

    filter: function(fn, bind){
        var results = new Hash;
        Hash.each(this, function(value, key){
            if (fn.call(bind, value, key, this)) results.set(key, value);
        }, this);
        return results;
    },

    every: function(fn, bind){
        for (var key in this){
            if (this.hasOwnProperty(key) && !fn.call(bind, this[key], key)) return false;
        }
        return true;
    },

    some: function(fn, bind){
        for (var key in this){
            if (this.hasOwnProperty(key) && fn.call(bind, this[key], key)) return true;
        }
        return false;
    },

    getKeys: function(){
        var keys = [];
        Hash.each(this, function(value, key){
            keys.push(key);
        });
        return keys;
    },

    getValues: function(){
        var values = [];
        Hash.each(this, function(value){
            values.push(value);
        });
        return values;
    },

    toQueryString: function(base){
        var queryString = [];
        Hash.each(this, function(value, key){
            if (base) key = base + '[' + key + ']';
            var result;
            switch ($type(value)){
                case 'object': result = Hash.toQueryString(value, key); break;
                case 'array':
                    var qs = {};
                    value.each(function(val, i){
                        qs[i] = val;
                    });
                    result = Hash.toQueryString(qs, key);
                break;
                default: result = key + '=' + encodeURIComponent(value);
            }
            if (value != undefined) queryString.push(result);
        });

        return queryString.join('&');
    }

});

Hash.alias({keyOf: 'indexOf', hasValue: 'contains'});


/*
---

script: Event.js

description: Contains the Event Class, to make the event object cross-browser.

license: MIT-style license.

requires:
- /Window
- /Document
- /Hash
- /Array
- /Function
- /String

provides: [Event]

...
*/

var Event = new Native({

    name: 'Event',

    initialize: function(event, win){
        win = win || window;
        var doc = win.document;
        event = event || win.event;
        if (event.$extended) return event;
        this.$extended = true;
        var type = event.type;
        var target = event.target || event.srcElement;
        while (target && target.nodeType == 3) target = target.parentNode;

        if (type.test(/key/)){
            var code = event.which || event.keyCode;
            var key = Event.Keys.keyOf(code);
            if (type == 'keydown'){
                var fKey = code - 111;
                if (fKey > 0 && fKey < 13) key = 'f' + fKey;
            }
            key = key || String.fromCharCode(code).toLowerCase();
        } else if (type.match(/(click|mouse|menu)/i)){
            doc = (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
            var page = {
                x: event.pageX || event.clientX + doc.scrollLeft,
                y: event.pageY || event.clientY + doc.scrollTop
            };
            var client = {
                x: (event.pageX) ? event.pageX - win.pageXOffset : event.clientX,
                y: (event.pageY) ? event.pageY - win.pageYOffset : event.clientY
            };
            if (type.match(/DOMMouseScroll|mousewheel/)){
                var wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
            }
            var rightClick = (event.which == 3) || (event.button == 2);
            var related = null;
            if (type.match(/over|out/)){
                switch (type){
                    case 'mouseover': related = event.relatedTarget || event.fromElement; break;
                    case 'mouseout': related = event.relatedTarget || event.toElement;
                }
                if (!(function(){
                    while (related && related.nodeType == 3) related = related.parentNode;
                    return true;
                }).create({attempt: Browser.Engine.gecko})()) related = false;
            }
        }

        return $extend(this, {
            event: event,
            type: type,

            page: page,
            client: client,
            rightClick: rightClick,

            wheel: wheel,

            relatedTarget: related,
            target: target,

            code: code,
            key: key,

            shift: event.shiftKey,
            control: event.ctrlKey,
            alt: event.altKey,
            meta: event.metaKey
        });
    }

});

Event.Keys = new Hash({
    'enter': 13,
    'up': 38,
    'down': 40,
    'left': 37,
    'right': 39,
    'esc': 27,
    'space': 32,
    'backspace': 8,
    'tab': 9,
    'delete': 46
});

Event.implement({

    stop: function(){
        return this.stopPropagation().preventDefault();
    },

    stopPropagation: function(){
        if (this.event.stopPropagation) this.event.stopPropagation();
        else this.event.cancelBubble = true;
        return this;
    },

    preventDefault: function(){
        if (this.event.preventDefault) this.event.preventDefault();
        else this.event.returnValue = false;
        return this;
    }

});


/*
---

script: Class.js

description: Contains the Class Function for easily creating, extending, and implementing reusable Classes.

license: MIT-style license.

requires:
- /$util
- /Native
- /Array
- /String
- /Function
- /Number
- /Hash

provides: [Class]

...
*/

function Class(params){

    if (params instanceof Function) params = {initialize: params};

    var newClass = function(){
        Object.reset(this);
        if (newClass._prototyping) return this;
        this._current = $empty;
        var value = (this.initialize) ? this.initialize.apply(this, arguments) : this;
        delete this._current; delete this.caller;
        return value;
    }.extend(this);

    newClass.implement(params);

    newClass.constructor = Class;
    newClass.prototype.constructor = newClass;

    return newClass;

};

Function.prototype.protect = function(){
    this._protected = true;
    return this;
};

Object.reset = function(object, key){

    if (key == null){
        for (var p in object) Object.reset(object, p);
        return object;
    }

    delete object[key];

    switch ($type(object[key])){
        case 'object':
            var F = function(){};
            F.prototype = object[key];
            var i = new F;
            object[key] = Object.reset(i);
        break;
        case 'array': object[key] = $unlink(object[key]); break;
    }

    return object;

};

new Native({name: 'Class', initialize: Class}).extend({

    instantiate: function(F){
        F._prototyping = true;
        var proto = new F;
        delete F._prototyping;
        return proto;
    },

    wrap: function(self, key, method){
        if (method._origin) method = method._origin;

        return function(){
            if (method._protected && this._current == null) throw new Error('The method "' + key + '" cannot be called.');
            var caller = this.caller, current = this._current;
            this.caller = current; this._current = arguments.callee;
            var result = method.apply(this, arguments);
            this._current = current; this.caller = caller;
            return result;
        }.extend({_owner: self, _origin: method, _name: key});

    }

});

Class.implement({

    implement: function(key, value){

        if ($type(key) == 'object'){
            for (var p in key) this.implement(p, key[p]);
            return this;
        }

        var mutator = Class.Mutators[key];

        if (mutator){
            value = mutator.call(this, value);
            if (value == null) return this;
        }

        var proto = this.prototype;

        switch ($type(value)){

            case 'function':
                if (value._hidden) return this;
                proto[key] = Class.wrap(this, key, value);
            break;

            case 'object':
                var previous = proto[key];
                if ($type(previous) == 'object') $mixin(previous, value);
                else proto[key] = $unlink(value);
            break;

            case 'array':
                proto[key] = $unlink(value);
            break;

            default: proto[key] = value;

        }

        return this;

    }

});

Class.Mutators = {

    Extends: function(parent){

        this.parent = parent;
        this.prototype = Class.instantiate(parent);

        this.implement('parent', function(){
            var name = this.caller._name, previous = this.caller._owner.parent.prototype[name];
            if (!previous) throw new Error('The method "' + name + '" has no parent.');
            return previous.apply(this, arguments);
        }.protect());

    },

    Implements: function(items){
        $splat(items).each(function(item){
            if (item instanceof Function) item = Class.instantiate(item);
            this.implement(item);
        }, this);

    }

};


/*
---

script: Class.Extras.js

description: Contains Utility Classes that can be implemented into your own Classes to ease the execution of many common tasks.

license: MIT-style license.

requires:
- /Class

provides: [Chain, Events, Options]

...
*/

var Chain = new Class({

    $chain: [],

    chain: function(){
        this.$chain.extend(Array.flatten(arguments));
        return this;
    },

    callChain: function(){
        return (this.$chain.length) ? this.$chain.shift().apply(this, arguments) : false;
    },

    clearChain: function(){
        this.$chain.empty();
        return this;
    }

});

var Events = new Class({

    $events: {},

    addEvent: function(type, fn, internal){
        type = Events.removeOn(type);
        if (fn != $empty){
            this.$events[type] = this.$events[type] || [];
            this.$events[type].include(fn);
            if (internal) fn.internal = true;
        }
        return this;
    },

    addEvents: function(events){
        for (var type in events) this.addEvent(type, events[type]);
        return this;
    },

    fireEvent: function(type, args, delay){
        type = Events.removeOn(type);
        if (!this.$events || !this.$events[type]) return this;
        this.$events[type].each(function(fn){
            fn.create({'bind': this, 'delay': delay, 'arguments': args})();
        }, this);
        return this;
    },

    removeEvent: function(type, fn){
        type = Events.removeOn(type);
        if (!this.$events[type]) return this;
        if (!fn.internal) this.$events[type].erase(fn);
        return this;
    },

    removeEvents: function(events){
        var type;
        if ($type(events) == 'object'){
            for (type in events) this.removeEvent(type, events[type]);
            return this;
        }
        if (events) events = Events.removeOn(events);
        for (type in this.$events){
            if (events && events != type) continue;
            var fns = this.$events[type];
            for (var i = fns.length; i--; i) this.removeEvent(type, fns[i]);
        }
        return this;
    }

});

Events.removeOn = function(string){
    return string.replace(/^on([A-Z])/, function(full, first){
        return first.toLowerCase();
    });
};

var Options = new Class({

    setOptions: function(){
        this.options = $merge.run([this.options].extend(arguments));
        if (!this.addEvent) return this;
        for (var option in this.options){
            if ($type(this.options[option]) != 'function' || !(/^on[A-Z]/).test(option)) continue;
            this.addEvent(option, this.options[option]);
            delete this.options[option];
        }
        return this;
    }

});


/*
---

script: Element.js

description: One of the most important items in MooTools. Contains the dollar function, the dollars function, and an handful of cross-browser, time-saver methods to let you easily work with HTML Elements.

license: MIT-style license.

requires:
- /Window
- /Document
- /Array
- /String
- /Function
- /Number
- /Hash

provides: [Element, Elements, $, $$, Iframe]

...
*/

var Element = new Native({

    name: 'Element',

    legacy: window.Element,

    initialize: function(tag, props){
        var konstructor = Element.Constructors.get(tag);
        if (konstructor) return konstructor(props);
        if (typeof tag == 'string') return document.newElement(tag, props);
        return document.id(tag).set(props);
    },

    afterImplement: function(key, value){
        Element.Prototype[key] = value;
        if (Array[key]) return;
        Elements.implement(key, function(){
            var items = [], elements = true;
            for (var i = 0, j = this.length; i < j; i++){
                var returns = this[i][key].apply(this[i], arguments);
                items.push(returns);
                if (elements) elements = ($type(returns) == 'element');
            }
            return (elements) ? new Elements(items) : items;
        });
    }

});

Element.Prototype = {$family: {name: 'element'}};

Element.Constructors = new Hash;

var IFrame = new Native({

    name: 'IFrame',

    generics: false,

    initialize: function(){
        var params = Array.link(arguments, {properties: Object.type, iframe: $defined});
        var props = params.properties || {};
        var iframe = document.id(params.iframe);
        var onload = props.onload || $empty;
        delete props.onload;
        props.id = props.name = $pick(props.id, props.name, iframe ? (iframe.id || iframe.name) : 'IFrame_' + $time());
        iframe = new Element(iframe || 'iframe', props);
        var onFrameLoad = function(){
            var host = $try(function(){
                return iframe.contentWindow.location.host;
            });
            if (!host || host == window.location.host){
                var win = new Window(iframe.contentWindow);
                new Document(iframe.contentWindow.document);
                $extend(win.Element.prototype, Element.Prototype);
            }
            onload.call(iframe.contentWindow, iframe.contentWindow.document);
        };
        var contentWindow = $try(function(){
            return iframe.contentWindow;
        });
        ((contentWindow && contentWindow.document.body) || window.frames[props.id]) ? onFrameLoad() : iframe.addListener('load', onFrameLoad);
        return iframe;
    }

});

var Elements = new Native({

    initialize: function(elements, options){
        options = $extend({ddup: true, cash: true}, options);
        elements = elements || [];
        if (options.ddup || options.cash){
            var uniques = {}, returned = [];
            for (var i = 0, l = elements.length; i < l; i++){
                var el = document.id(elements[i], !options.cash);
                if (options.ddup){
                    if (uniques[el.uid]) continue;
                    uniques[el.uid] = true;
                }
                if (el) returned.push(el);
            }
            elements = returned;
        }
        return (options.cash) ? $extend(elements, this) : elements;
    }

});

Elements.implement({

    filter: function(filter, bind){
        if (!filter) return this;
        return new Elements(Array.filter(this, (typeof filter == 'string') ? function(item){
            return item.match(filter);
        } : filter, bind));
    }

});

(function(){

/*<ltIE8>*/
var createElementAcceptsHTML;
try {
    var x = document.createElement('<input name=x>');
    createElementAcceptsHTML = (x.name == 'x');
} catch(e){}

var escapeQuotes = function(html){
    return ('' + html).replace(/&/g,'&amp;').replace(/"/g,'&quot;');
};
/*</ltIE8>*/

Document.implement({

    newElement: function(tag, props){
        if (props && props.checked != null) props.defaultChecked = props.checked;
        /*<ltIE8>*/// Fix for readonly name and type properties in IE < 8
        if (createElementAcceptsHTML && props){
            tag = '<' + tag;
            if (props.name) tag += ' name="' + escapeQuotes(props.name) + '"';
            if (props.type) tag += ' type="' + escapeQuotes(props.type) + '"';
            tag += '>';
            delete props.name;
            delete props.type;
        }
        /*</ltIE8>*/
        return this.id(this.createElement(tag)).set(props);
    },

    newTextNode: function(text){
        return this.createTextNode(text);
    },

    getDocument: function(){
        return this;
    },

    getWindow: function(){
        return this.window;
    },

    id: (function(){

        var types = {

            string: function(id, nocash, doc){
                id = doc.getElementById(id);
                return (id) ? types.element(id, nocash) : null;
            },

            element: function(el, nocash){
                $uid(el);
                if (!nocash && !el.$family && !(/^object|embed$/i).test(el.tagName)){
                    var proto = Element.Prototype;
                    for (var p in proto) el[p] = proto[p];
                };
                return el;
            },

            object: function(obj, nocash, doc){
                if (obj.toElement) return types.element(obj.toElement(doc), nocash);
                return null;
            }

        };

        types.textnode = types.whitespace = types.window = types.document = $arguments(0);

        return function(el, nocash, doc){
            if (el && el.$family && el.uid) return el;
            var type = $type(el);
            return (types[type]) ? types[type](el, nocash, doc || document) : null;
        };

    })()

});

})();

if (window.$ == null) Window.implement({
    $: function(el, nc){
        return document.id(el, nc, this.document);
    }
});

Window.implement({

    $$: function(selector){
        if (arguments.length == 1 && typeof selector == 'string') return this.document.getElements(selector);
        var elements = [];
        var args = Array.flatten(arguments);
        for (var i = 0, l = args.length; i < l; i++){
            var item = args[i];
            switch ($type(item)){
                case 'element': elements.push(item); break;
                case 'string': elements.extend(this.document.getElements(item, true));
            }
        }
        return new Elements(elements);
    },

    getDocument: function(){
        return this.document;
    },

    getWindow: function(){
        return this;
    }

});

Native.implement([Element, Document], {

    getElement: function(selector, nocash){
        return document.id(this.getElements(selector, true)[0] || null, nocash);
    },

    getElements: function(tags, nocash){
        tags = tags.split(',');
        var elements = [];
        var ddup = (tags.length > 1);
        tags.each(function(tag){
            var partial = this.getElementsByTagName(tag.trim());
            (ddup) ? elements.extend(partial) : elements = partial;
        }, this);
        return new Elements(elements, {ddup: ddup, cash: !nocash});
    }

});

(function(){

var collected = {}, storage = {};
var props = {input: 'checked', option: 'selected', textarea: (Browser.Engine.webkit && Browser.Engine.version < 420) ? 'innerHTML' : 'value'};

var get = function(uid){
    return (storage[uid] || (storage[uid] = {}));
};

var clean = function(item, retain){
    if (!item) return;
    var uid = item.uid;
    if (retain !== true) retain = false;
    if (Browser.Engine.trident){
        if (item.clearAttributes){
            var clone = retain && item.cloneNode(false);
            item.clearAttributes();
            if (clone) item.mergeAttributes(clone);
        } else if (item.removeEvents){
            item.removeEvents();
        }
        if ((/object/i).test(item.tagName)){
            for (var p in item){
                if (typeof item[p] == 'function') item[p] = $empty;
            }
            Element.dispose(item);
        }
    }
    if (!uid) return;
    collected[uid] = storage[uid] = null;
};

var purge = function(){
    Hash.each(collected, clean);
    if (Browser.Engine.trident) $A(document.getElementsByTagName('object')).each(clean);
    if (window.CollectGarbage) CollectGarbage();
    collected = storage = null;
};

var walk = function(element, walk, start, match, all, nocash){
    var el = element[start || walk];
    var elements = [];
    while (el){
        if (el.nodeType == 1 && (!match || Element.match(el, match))){
            if (!all) return document.id(el, nocash);
            elements.push(el);
        }
        el = el[walk];
    }
    return (all) ? new Elements(elements, {ddup: false, cash: !nocash}) : null;
};

var attributes = {
    'html': 'innerHTML',
    'class': 'className',
    'for': 'htmlFor',
    'defaultValue': 'defaultValue',
    'text': (Browser.Engine.trident || (Browser.Engine.webkit && Browser.Engine.version < 420)) ? 'innerText' : 'textContent'
};
var bools = ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readonly', 'multiple', 'selected', 'noresize', 'defer'];
var camels = ['value', 'type', 'defaultValue', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly', 'rowSpan', 'tabIndex', 'useMap'];

var readOnly = ['type'];
var expandos = ['value', 'defaultValue'];
var uriAttrs = /^(?:href|src|usemap)$/i;

bools = bools.associate(bools);
camels = camels.associate(camels.map(String.toLowerCase));
readOnly = readOnly.associate(readOnly);

Hash.extend(attributes, bools);
Hash.extend(attributes, camels);
Hash.extend(attributes, readOnly);

var inserters = {

    before: function(context, element){
        if (element.parentNode) element.parentNode.insertBefore(context, element);
    },

    after: function(context, element){
        if (!element.parentNode) return;
        var next = element.nextSibling;
        (next) ? element.parentNode.insertBefore(context, next) : element.parentNode.appendChild(context);
    },

    bottom: function(context, element){
        element.appendChild(context);
    },

    top: function(context, element){
        var first = element.firstChild;
        (first) ? element.insertBefore(context, first) : element.appendChild(context);
    }

};

inserters.inside = inserters.bottom;

Hash.each(inserters, function(inserter, where){

    where = where.capitalize();

    Element.implement('inject' + where, function(el){
        inserter(this, document.id(el, true));
        return this;
    });

    Element.implement('grab' + where, function(el){
        inserter(document.id(el, true), this);
        return this;
    });

});

Element.implement({

    set: function(prop, value){
        switch ($type(prop)){
            case 'object':
                for (var p in prop) this.set(p, prop[p]);
                break;
            case 'string':
                var property = Element.Properties.get(prop);
                (property && property.set) ? property.set.apply(this, Array.slice(arguments, 1)) : this.setProperty(prop, value);
        }
        return this;
    },

    get: function(prop){
        var property = Element.Properties.get(prop);
        return (property && property.get) ? property.get.apply(this, Array.slice(arguments, 1)) : this.getProperty(prop);
    },

    erase: function(prop){
        var property = Element.Properties.get(prop);
        (property && property.erase) ? property.erase.apply(this) : this.removeProperty(prop);
        return this;
    },

    setProperty: function(attribute, value){
        var key = attributes[attribute];
        if (value == undefined) return this.removeProperty(attribute);
        if (key && bools[attribute]) value = !!value;
        (key) ? this[key] = value : this.setAttribute(attribute, '' + value);
        return this;
    },

    setProperties: function(attributes){
        for (var attribute in attributes) this.setProperty(attribute, attributes[attribute]);
        return this;
    },

    getProperty: function(attribute){
        attribute = camels[attribute] || attribute;
        var key = attributes[attribute] || readOnly[attribute];
        return (key) ? this[key] :
            (bools[attribute]) ? !!this[attribute] :
            (uriAttrs.test(attribute) ? this.getAttribute(attribute, 2) :
            (key = this.getAttributeNode(attribute)) ? key.nodeValue : null) || null;
    },

    getProperties: function(){
        var args = Array.from(arguments);
        return args.map(this.getProperty, this).associate(args);
    },

    removeProperty: function(attribute){
        var key = attributes[attribute];
        (key) ? this[key] = (key && bools[attribute]) ? false : '' : this.removeAttribute(attribute);
        return this;
    },

    removeProperties: function(){
        Array.each(arguments, this.removeProperty, this);
        return this;
    },

    hasClass: function(className){
        return (' ' + this.className + ' ').indexOf(' ' + className + ' ') > -1;
    },

    addClass: function(className){
        if (!this.hasClass(className)) this.className = (this.className + ' ' + className).clean();
        return this;
    },

    removeClass: function(className){
        this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1');
        return this;
    },

    toggleClass: function(className){
        return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);
    },

    adopt: function(){
        Array.flatten(arguments).each(function(element){
            element = document.id(element, true);
            if (element) this.appendChild(element);
        }, this);
        return this;
    },

    appendText: function(text, where){
        return this.grab(this.getDocument().newTextNode(text), where);
    },

    grab: function(el, where){
        inserters[where || 'bottom'](document.id(el, true), this);
        return this;
    },

    inject: function(el, where){
        inserters[where || 'bottom'](this, document.id(el, true));
        return this;
    },

    replaces: function(el){
        el = document.id(el, true);
        el.parentNode.replaceChild(this, el);
        return this;
    },

    wraps: function(el, where){
        el = document.id(el, true);
        return this.replaces(el).grab(el, where);
    },

    getPrevious: function(match, nocash){
        return walk(this, 'previousSibling', null, match, false, nocash);
    },

    getAllPrevious: function(match, nocash){
        return walk(this, 'previousSibling', null, match, true, nocash);
    },

    getNext: function(match, nocash){
        return walk(this, 'nextSibling', null, match, false, nocash);
    },

    getAllNext: function(match, nocash){
        return walk(this, 'nextSibling', null, match, true, nocash);
    },

    getFirst: function(match, nocash){
        return walk(this, 'nextSibling', 'firstChild', match, false, nocash);
    },

    getLast: function(match, nocash){
        return walk(this, 'previousSibling', 'lastChild', match, false, nocash);
    },

    getParent: function(match, nocash){
        return walk(this, 'parentNode', null, match, false, nocash);
    },

    getParents: function(match, nocash){
        return walk(this, 'parentNode', null, match, true, nocash);
    },

    getSiblings: function(match, nocash){
        return this.getParent().getChildren(match, nocash).erase(this);
    },

    getChildren: function(match, nocash){
        return walk(this, 'nextSibling', 'firstChild', match, true, nocash);
    },

    getWindow: function(){
        return this.ownerDocument.window;
    },

    getDocument: function(){
        return this.ownerDocument;
    },

    getElementById: function(id, nocash){
        var el = this.ownerDocument.getElementById(id);
        if (!el) return null;
        for (var parent = el.parentNode; parent != this; parent = parent.parentNode){
            if (!parent) return null;
        }
        return document.id(el, nocash);
    },

    getSelected: function(){
        return new Elements($A(this.options).filter(function(option){
            return option.selected;
        }));
    },

    getComputedStyle: function(property){
        if (this.currentStyle) return this.currentStyle[property.camelCase()];
        var computed = this.getDocument().defaultView.getComputedStyle(this, null);
        return (computed) ? computed.getPropertyValue([property.hyphenate()]) : null;
    },

    toQueryString: function(){
        var queryString = [];
        this.getElements('input, select, textarea', true).each(function(el){
            if (!el.name || el.disabled || el.type == 'submit' || el.type == 'reset' || el.type == 'file') return;
            var value = (el.tagName.toLowerCase() == 'select') ? Element.getSelected(el).map(function(opt){
                return opt.value;
            }) : ((el.type == 'radio' || el.type == 'checkbox') && !el.checked) ? null : el.value;
            $splat(value).each(function(val){
                if (typeof val != 'undefined') queryString.push(el.name + '=' + encodeURIComponent(val));
            });
        });
        return queryString.join('&');
    },

    clone: function(contents, keepid){
        contents = contents !== false;
        var clone = this.cloneNode(contents);
        var clean = function(node, element){
            if (!keepid) node.removeAttribute('id');
            if (Browser.Engine.trident){
                node.clearAttributes();
                node.mergeAttributes(element);
                node.removeAttribute('uid');
                if (node.options){
                    var no = node.options, eo = element.options;
                    for (var j = no.length; j--;) no[j].selected = eo[j].selected;
                }
            }
            var prop = props[element.tagName.toLowerCase()];
            if (prop && element[prop]) node[prop] = element[prop];
        };

        if (contents){
            var ce = clone.getElementsByTagName('*'), te = this.getElementsByTagName('*');
            for (var i = ce.length; i--;) clean(ce[i], te[i]);
        }

        clean(clone, this);
        return document.id(clone);
    },

    destroy: function(){
        Element.empty(this);
        Element.dispose(this);
        clean(this, true);
        return null;
    },

    empty: function(){
        $A(this.childNodes).each(function(node){
            Element.destroy(node);
        });
        return this;
    },

    dispose: function(){
        return (this.parentNode) ? this.parentNode.removeChild(this) : this;
    },

    hasChild: function(el){
        el = document.id(el, true);
        if (!el) return false;
        if (Browser.Engine.webkit && Browser.Engine.version < 420) return $A(this.getElementsByTagName(el.tagName)).contains(el);
        return (this.contains) ? (this != el && this.contains(el)) : !!(this.compareDocumentPosition(el) & 16);
    },

    match: function(tag){
        return (!tag || (tag == this) || (Element.get(this, 'tag') == tag));
    }

});

Native.implement([Element, Window, Document], {

    addListener: function(type, fn){
        if (type == 'unload'){
            var old = fn, self = this;
            fn = function(){
                self.removeListener('unload', fn);
                old();
            };
        } else {
            collected[this.uid] = this;
        }
        if (this.addEventListener) this.addEventListener(type, fn, false);
        else this.attachEvent('on' + type, fn);
        return this;
    },

    removeListener: function(type, fn){
        if (this.removeEventListener) this.removeEventListener(type, fn, false);
        else this.detachEvent('on' + type, fn);
        return this;
    },

    retrieve: function(property, dflt){
        var storage = get(this.uid), prop = storage[property];
        if (dflt != undefined && prop == undefined) prop = storage[property] = dflt;
        return $pick(prop);
    },

    store: function(property, value){
        var storage = get(this.uid);
        storage[property] = value;
        return this;
    },

    eliminate: function(property){
        var storage = get(this.uid);
        delete storage[property];
        return this;
    }

});

window.addListener('unload', purge);

})();

Element.Properties = new Hash;

Element.Properties.style = {

    set: function(style){
        this.style.cssText = style;
    },

    get: function(){
        return this.style.cssText;
    },

    erase: function(){
        this.style.cssText = '';
    }

};

Element.Properties.tag = {

    get: function(){
        return this.tagName.toLowerCase();
    }

};

Element.Properties.html = (function(){
    var wrapper = document.createElement('div');

    var translations = {
        table: [1, '<table>', '</table>'],
        select: [1, '<select>', '</select>'],
        tbody: [2, '<table><tbody>', '</tbody></table>'],
        tr: [3, '<table><tbody><tr>', '</tr></tbody></table>']
    };
    translations.thead = translations.tfoot = translations.tbody;

    var html = {
        set: function(){
            var html = Array.flatten(arguments).join('');
            var wrap = Browser.Engine.trident && translations[this.get('tag')];
            if (wrap){
                var first = wrapper;
                first.innerHTML = wrap[1] + html + wrap[2];
                for (var i = wrap[0]; i--;) first = first.firstChild;
                this.empty().adopt(first.childNodes);
            } else {
                this.innerHTML = html;
            }
        }
    };

    html.erase = html.set;

    return html;
})();

if (Browser.Engine.webkit && Browser.Engine.version < 420) Element.Properties.text = {
    get: function(){
        if (this.innerText) return this.innerText;
        var temp = this.ownerDocument.newElement('div', {html: this.innerHTML}).inject(this.ownerDocument.body);
        var text = temp.innerText;
        temp.destroy();
        return text;
    }
};


/*
---

script: Element.Event.js

description: Contains Element methods for dealing with events. This file also includes mouseenter and mouseleave custom Element Events.

license: MIT-style license.

requires:
- /Element
- /Event

provides: [Element.Event]

...
*/

Element.Properties.events = {set: function(events){
    this.addEvents(events);
}};

Native.implement([Element, Window, Document], {

    addEvent: function(type, fn){
        var events = this.retrieve('events', {});
        events[type] = events[type] || {'keys': [], 'values': []};
        if (events[type].keys.contains(fn)) return this;
        events[type].keys.push(fn);
        var realType = type, custom = Element.Events.get(type), condition = fn, self = this;
        if (custom){
            if (custom.onAdd) custom.onAdd.call(this, fn);
            if (custom.condition){
                condition = function(event){
                    if (custom.condition.call(this, event)) return fn.call(this, event);
                    return true;
                };
            }
            realType = custom.base || realType;
        }
        var defn = function(){
            return fn.call(self);
        };
        var nativeEvent = Element.NativeEvents[realType];
        if (nativeEvent){
            if (nativeEvent == 2){
                defn = function(event){
                    event = new Event(event, self.getWindow());
                    if (condition.call(self, event) === false) event.stop();
                };
            }
            this.addListener(realType, defn);
        }
        events[type].values.push(defn);
        return this;
    },

    removeEvent: function(type, fn){
        var events = this.retrieve('events');
        if (!events || !events[type]) return this;
        var pos = events[type].keys.indexOf(fn);
        if (pos == -1) return this;
        events[type].keys.splice(pos, 1);
        var value = events[type].values.splice(pos, 1)[0];
        var custom = Element.Events.get(type);
        if (custom){
            if (custom.onRemove) custom.onRemove.call(this, fn);
            type = custom.base || type;
        }
        return (Element.NativeEvents[type]) ? this.removeListener(type, value) : this;
    },

    addEvents: function(events){
        for (var event in events) this.addEvent(event, events[event]);
        return this;
    },

    removeEvents: function(events){
        var type;
        if ($type(events) == 'object'){
            for (type in events) this.removeEvent(type, events[type]);
            return this;
        }
        var attached = this.retrieve('events');
        if (!attached) return this;
        if (!events){
            for (type in attached) this.removeEvents(type);
            this.eliminate('events');
        } else if (attached[events]){
            while (attached[events].keys[0]) this.removeEvent(events, attached[events].keys[0]);
            attached[events] = null;
        }
        return this;
    },

    fireEvent: function(type, args, delay){
        var events = this.retrieve('events');
        if (!events || !events[type]) return this;
        events[type].keys.each(function(fn){
            fn.create({'bind': this, 'delay': delay, 'arguments': args})();
        }, this);
        return this;
    },

    cloneEvents: function(from, type){
        from = document.id(from);
        var fevents = from.retrieve('events');
        if (!fevents) return this;
        if (!type){
            for (var evType in fevents) this.cloneEvents(from, evType);
        } else if (fevents[type]){
            fevents[type].keys.each(function(fn){
                this.addEvent(type, fn);
            }, this);
        }
        return this;
    }

});

Element.NativeEvents = {
    click: 2, dblclick: 2, mouseup: 2, mousedown: 2, contextmenu: 2, //mouse buttons
    mousewheel: 2, DOMMouseScroll: 2, //mouse wheel
    mouseover: 2, mouseout: 2, mousemove: 2, selectstart: 2, selectend: 2, //mouse movement
    keydown: 2, keypress: 2, keyup: 2, //keyboard
    focus: 2, blur: 2, change: 2, reset: 2, select: 2, submit: 2, //form elements
    load: 1, unload: 1, beforeunload: 2, resize: 1, move: 1, DOMContentLoaded: 1, readystatechange: 1, //window
    error: 1, abort: 1, scroll: 1 //misc
};

(function(){

var $check = function(event){
    var related = event.relatedTarget;
    if (related == undefined) return true;
    if (related === false) return false;
    return ($type(this) != 'document' && related != this && related.prefix != 'xul' && !this.hasChild(related));
};

Element.Events = new Hash({

    mouseenter: {
        base: 'mouseover',
        condition: $check
    },

    mouseleave: {
        base: 'mouseout',
        condition: $check
    },

    mousewheel: {
        base: (Browser.Engine.gecko) ? 'DOMMouseScroll' : 'mousewheel'
    }

});

})();


/*
---

script: Element.Style.js

description: Contains methods for interacting with the styles of Elements in a fashionable way.

license: MIT-style license.

requires:
- /Element

provides: [Element.Style]

...
*/

Element.Properties.styles = {set: function(styles){
    this.setStyles(styles);
}};

Element.Properties.opacity = {

    set: function(opacity, novisibility){
        if (!novisibility){
            if (opacity == 0){
                if (this.style.visibility != 'hidden') this.style.visibility = 'hidden';
            } else {
                if (this.style.visibility != 'visible') this.style.visibility = 'visible';
            }
        }
        if (!this.currentStyle || !this.currentStyle.hasLayout) this.style.zoom = 1;
        if (Browser.Engine.trident) this.style.filter = (opacity == 1) ? '' : 'alpha(opacity=' + opacity * 100 + ')';
        this.style.opacity = opacity;
        this.store('opacity', opacity);
    },

    get: function(){
        return this.retrieve('opacity', 1);
    }

};

Element.implement({

    setOpacity: function(value){
        return this.set('opacity', value, true);
    },

    getOpacity: function(){
        return this.get('opacity');
    },

    setStyle: function(property, value){
        switch (property){
            case 'opacity': return this.set('opacity', parseFloat(value));
            case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';
        }
        property = property.camelCase();
        if ($type(value) != 'string'){
            var map = (Element.Styles.get(property) || '@').split(' ');
            value = $splat(value).map(function(val, i){
                if (!map[i]) return '';
                return ($type(val) == 'number') ? map[i].replace('@', Math.round(val)) : val;
            }).join(' ');
        } else if (value == String(Number(value))){
            value = Math.round(value);
        }
        this.style[property] = value;
        return this;
    },

    getStyle: function(property){
        switch (property){
            case 'opacity': return this.get('opacity');
            case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';
        }
        property = property.camelCase();
        var result = this.style[property];
        if (!$chk(result)){
            result = [];
            for (var style in Element.ShortStyles){
                if (property != style) continue;
                for (var s in Element.ShortStyles[style]) result.push(this.getStyle(s));
                return result.join(' ');
            }
            result = this.getComputedStyle(property);
        }
        if (result){
            result = String(result);
            var color = result.match(/rgba?\([\d\s,]+\)/);
            if (color) result = result.replace(color[0], color[0].rgbToHex());
        }
        if (Browser.Engine.presto || (Browser.Engine.trident && !$chk(parseInt(result, 10)))){
            if (property.test(/^(height|width)$/)){
                var values = (property == 'width') ? ['left', 'right'] : ['top', 'bottom'], size = 0;
                values.each(function(value){
                    size += this.getStyle('border-' + value + '-width').toInt() + this.getStyle('padding-' + value).toInt();
                }, this);
                return this['offset' + property.capitalize()] - size + 'px';
            }
            if ((Browser.Engine.presto) && String(result).test('px')) return result;
            if (property.test(/(border(.+)Width|margin|padding)/)) return '0px';
        }
        return result;
    },

    setStyles: function(styles){
        for (var style in styles) this.setStyle(style, styles[style]);
        return this;
    },

    getStyles: function(){
        var result = {};
        Array.flatten(arguments).each(function(key){
            result[key] = this.getStyle(key);
        }, this);
        return result;
    }

});

Element.Styles = new Hash({
    left: '@px', top: '@px', bottom: '@px', right: '@px',
    width: '@px', height: '@px', maxWidth: '@px', maxHeight: '@px', minWidth: '@px', minHeight: '@px',
    backgroundColor: 'rgb(@, @, @)', backgroundPosition: '@px @px', color: 'rgb(@, @, @)',
    fontSize: '@px', letterSpacing: '@px', lineHeight: '@px', clip: 'rect(@px @px @px @px)',
    margin: '@px @px @px @px', padding: '@px @px @px @px', border: '@px @ rgb(@, @, @) @px @ rgb(@, @, @) @px @ rgb(@, @, @)',
    borderWidth: '@px @px @px @px', borderStyle: '@ @ @ @', borderColor: 'rgb(@, @, @) rgb(@, @, @) rgb(@, @, @) rgb(@, @, @)',
    zIndex: '@', 'zoom': '@', fontWeight: '@', textIndent: '@px', opacity: '@'
});

Element.ShortStyles = {margin: {}, padding: {}, border: {}, borderWidth: {}, borderStyle: {}, borderColor: {}};

['Top', 'Right', 'Bottom', 'Left'].each(function(direction){
    var Short = Element.ShortStyles;
    var All = Element.Styles;
    ['margin', 'padding'].each(function(style){
        var sd = style + direction;
        Short[style][sd] = All[sd] = '@px';
    });
    var bd = 'border' + direction;
    Short.border[bd] = All[bd] = '@px @ rgb(@, @, @)';
    var bdw = bd + 'Width', bds = bd + 'Style', bdc = bd + 'Color';
    Short[bd] = {};
    Short.borderWidth[bdw] = Short[bd][bdw] = All[bdw] = '@px';
    Short.borderStyle[bds] = Short[bd][bds] = All[bds] = '@';
    Short.borderColor[bdc] = Short[bd][bdc] = All[bdc] = 'rgb(@, @, @)';
});


/*
---

script: Element.Dimensions.js

description: Contains methods to work with size, scroll, or positioning of Elements and the window object.

license: MIT-style license.

credits:
- Element positioning based on the [qooxdoo](http://qooxdoo.org/) code and smart browser fixes, [LGPL License](http://www.gnu.org/licenses/lgpl.html).
- Viewport dimensions based on [YUI](http://developer.yahoo.com/yui/) code, [BSD License](http://developer.yahoo.com/yui/license.html).

requires:
- /Element

provides: [Element.Dimensions]

...
*/

(function(){

Element.implement({

    scrollTo: function(x, y){
        if (isBody(this)){
            this.getWindow().scrollTo(x, y);
        } else {
            this.scrollLeft = x;
            this.scrollTop = y;
        }
        return this;
    },

    getSize: function(){
        if (isBody(this)) return this.getWindow().getSize();
        return {x: this.offsetWidth, y: this.offsetHeight};
    },

    getScrollSize: function(){
        if (isBody(this)) return this.getWindow().getScrollSize();
        return {x: this.scrollWidth, y: this.scrollHeight};
    },

    getScroll: function(){
        if (isBody(this)) return this.getWindow().getScroll();
        return {x: this.scrollLeft, y: this.scrollTop};
    },

    getScrolls: function(){
        var element = this, position = {x: 0, y: 0};
        while (element && !isBody(element)){
            position.x += element.scrollLeft;
            position.y += element.scrollTop;
            element = element.parentNode;
        }
        return position;
    },

    getOffsetParent: function(){
        var element = this;
        if (isBody(element)) return null;
        if (!Browser.Engine.trident) return element.offsetParent;
        while ((element = element.parentNode) && !isBody(element)){
            if (styleString(element, 'position') != 'static') return element;
        }
        return null;
    },

    getOffsets: function(){
        if (this.getBoundingClientRect){
            var bound = this.getBoundingClientRect(),
                html = document.id(this.getDocument().documentElement),
                htmlScroll = html.getScroll(),
                elemScrolls = this.getScrolls(),
                elemScroll = this.getScroll(),
                isFixed = (styleString(this, 'position') == 'fixed');

            return {
                x: bound.left.toInt() + elemScrolls.x - elemScroll.x + ((isFixed) ? 0 : htmlScroll.x) - html.clientLeft,
                y: bound.top.toInt()  + elemScrolls.y - elemScroll.y + ((isFixed) ? 0 : htmlScroll.y) - html.clientTop
            };
        }

        var element = this, position = {x: 0, y: 0};
        if (isBody(this)) return position;

        while (element && !isBody(element)){
            position.x += element.offsetLeft;
            position.y += element.offsetTop;

            if (Browser.Engine.gecko){
                if (!borderBox(element)){
                    position.x += leftBorder(element);
                    position.y += topBorder(element);
                }
                var parent = element.parentNode;
                if (parent && styleString(parent, 'overflow') != 'visible'){
                    position.x += leftBorder(parent);
                    position.y += topBorder(parent);
                }
            } else if (element != this && Browser.Engine.webkit){
                position.x += leftBorder(element);
                position.y += topBorder(element);
            }

            element = element.offsetParent;
        }
        if (Browser.Engine.gecko && !borderBox(this)){
            position.x -= leftBorder(this);
            position.y -= topBorder(this);
        }
        return position;
    },

    getPosition: function(relative){
        if (isBody(this)) return {x: 0, y: 0};
        var offset = this.getOffsets(),
                scroll = this.getScrolls();
        var position = {
            x: offset.x - scroll.x,
            y: offset.y - scroll.y
        };
        var relativePosition = (relative && (relative = document.id(relative))) ? relative.getPosition() : {x: 0, y: 0};
        return {x: position.x - relativePosition.x, y: position.y - relativePosition.y};
    },

    getCoordinates: function(element){
        if (isBody(this)) return this.getWindow().getCoordinates();
        var position = this.getPosition(element),
                size = this.getSize();
        var obj = {
            left: position.x,
            top: position.y,
            width: size.x,
            height: size.y
        };
        obj.right = obj.left + obj.width;
        obj.bottom = obj.top + obj.height;
        return obj;
    },

    computePosition: function(obj){
        return {
            left: obj.x - styleNumber(this, 'margin-left'),
            top: obj.y - styleNumber(this, 'margin-top')
        };
    },

    setPosition: function(obj){
        return this.setStyles(this.computePosition(obj));
    }

});


Native.implement([Document, Window], {

    getSize: function(){
        if (Browser.Engine.presto || Browser.Engine.webkit){
            var win = this.getWindow();
            return {x: win.innerWidth, y: win.innerHeight};
        }
        var doc = getCompatElement(this);
        return {x: doc.clientWidth, y: doc.clientHeight};
    },

    getScroll: function(){
        var win = this.getWindow(), doc = getCompatElement(this);
        return {x: win.pageXOffset || doc.scrollLeft, y: win.pageYOffset || doc.scrollTop};
    },

    getScrollSize: function(){
        var doc = getCompatElement(this), min = this.getSize();
        return {x: Math.max(doc.scrollWidth, min.x), y: Math.max(doc.scrollHeight, min.y)};
    },

    getPosition: function(){
        return {x: 0, y: 0};
    },

    getCoordinates: function(){
        var size = this.getSize();
        return {top: 0, left: 0, bottom: size.y, right: size.x, height: size.y, width: size.x};
    }

});

// private methods

var styleString = Element.getComputedStyle;

function styleNumber(element, style){
    return styleString(element, style).toInt() || 0;
};

function borderBox(element){
    return styleString(element, '-moz-box-sizing') == 'border-box';
};

function topBorder(element){
    return styleNumber(element, 'border-top-width');
};

function leftBorder(element){
    return styleNumber(element, 'border-left-width');
};

function isBody(element){
    return (/^(?:body|html)$/i).test(element.tagName);
};

function getCompatElement(element){
    var doc = element.getDocument();
    return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
};

})();

//aliases
Element.alias('setPosition', 'position'); //compatability

Native.implement([Window, Document, Element], {

    getHeight: function(){
        return this.getSize().y;
    },

    getWidth: function(){
        return this.getSize().x;
    },

    getScrollTop: function(){
        return this.getScroll().y;
    },

    getScrollLeft: function(){
        return this.getScroll().x;
    },

    getScrollHeight: function(){
        return this.getScrollSize().y;
    },

    getScrollWidth: function(){
        return this.getScrollSize().x;
    },

    getTop: function(){
        return this.getPosition().y;
    },

    getLeft: function(){
        return this.getPosition().x;
    }

});


/*
---

script: Selectors.js

description: Adds advanced CSS-style querying capabilities for targeting HTML Elements. Includes pseudo selectors.

license: MIT-style license.

requires:
- /Element

provides: [Selectors]

...
*/

Native.implement([Document, Element], {

    getElements: function(expression, nocash){
        expression = expression.split(',');
        var items, local = {};
        for (var i = 0, l = expression.length; i < l; i++){
            var selector = expression[i], elements = Selectors.Utils.search(this, selector, local);
            if (i != 0 && elements.item) elements = $A(elements);
            items = (i == 0) ? elements : (items.item) ? $A(items).concat(elements) : items.concat(elements);
        }
        return new Elements(items, {ddup: (expression.length > 1), cash: !nocash});
    }

});

Element.implement({

    match: function(selector){
        if (!selector || (selector == this)) return true;
        var tagid = Selectors.Utils.parseTagAndID(selector);
        var tag = tagid[0], id = tagid[1];
        if (!Selectors.Filters.byID(this, id) || !Selectors.Filters.byTag(this, tag)) return false;
        var parsed = Selectors.Utils.parseSelector(selector);
        return (parsed) ? Selectors.Utils.filter(this, parsed, {}) : true;
    }

});

var Selectors = {Cache: {nth: {}, parsed: {}}};

Selectors.RegExps = {
    id: (/#([\w-]+)/),
    tag: (/^(\w+|\*)/),
    quick: (/^(\w+|\*)$/),
    splitter: (/\s*([+>~\s])\s*([a-zA-Z#.*:\[])/g),
    combined: (/\.([\w-]+)|\[(\w+)(?:([!*^$~|]?=)(["']?)([^\4]*?)\4)?\]|:([\w-]+)(?:\(["']?(.*?)?["']?\)|$)/g)
};

Selectors.Utils = {

    chk: function(item, uniques){
        if (!uniques) return true;
        var uid = $uid(item);
        if (!uniques[uid]) return uniques[uid] = true;
        return false;
    },

    parseNthArgument: function(argument){
        if (Selectors.Cache.nth[argument]) return Selectors.Cache.nth[argument];
        var parsed = argument.match(/^([+-]?\d*)?([a-z]+)?([+-]?\d*)?$/);
        if (!parsed) return false;
        var inta = parseInt(parsed[1], 10);
        var a = (inta || inta === 0) ? inta : 1;
        var special = parsed[2] || false;
        var b = parseInt(parsed[3], 10) || 0;
        if (a != 0){
            b--;
            while (b < 1) b += a;
            while (b >= a) b -= a;
        } else {
            a = b;
            special = 'index';
        }
        switch (special){
            case 'n': parsed = {a: a, b: b, special: 'n'}; break;
            case 'odd': parsed = {a: 2, b: 0, special: 'n'}; break;
            case 'even': parsed = {a: 2, b: 1, special: 'n'}; break;
            case 'first': parsed = {a: 0, special: 'index'}; break;
            case 'last': parsed = {special: 'last-child'}; break;
            case 'only': parsed = {special: 'only-child'}; break;
            default: parsed = {a: (a - 1), special: 'index'};
        }

        return Selectors.Cache.nth[argument] = parsed;
    },

    parseSelector: function(selector){
        if (Selectors.Cache.parsed[selector]) return Selectors.Cache.parsed[selector];
        var m, parsed = {classes: [], pseudos: [], attributes: []};
        while ((m = Selectors.RegExps.combined.exec(selector))){
            var cn = m[1], an = m[2], ao = m[3], av = m[5], pn = m[6], pa = m[7];
            if (cn){
                parsed.classes.push(cn);
            } else if (pn){
                var parser = Selectors.Pseudo.get(pn);
                if (parser) parsed.pseudos.push({parser: parser, argument: pa});
                else parsed.attributes.push({name: pn, operator: '=', value: pa});
            } else if (an){
                parsed.attributes.push({name: an, operator: ao, value: av});
            }
        }
        if (!parsed.classes.length) delete parsed.classes;
        if (!parsed.attributes.length) delete parsed.attributes;
        if (!parsed.pseudos.length) delete parsed.pseudos;
        if (!parsed.classes && !parsed.attributes && !parsed.pseudos) parsed = null;
        return Selectors.Cache.parsed[selector] = parsed;
    },

    parseTagAndID: function(selector){
        var tag = selector.match(Selectors.RegExps.tag);
        var id = selector.match(Selectors.RegExps.id);
        return [(tag) ? tag[1] : '*', (id) ? id[1] : false];
    },

    filter: function(item, parsed, local){
        var i;
        if (parsed.classes){
            for (i = parsed.classes.length; i--; i){
                var cn = parsed.classes[i];
                if (!Selectors.Filters.byClass(item, cn)) return false;
            }
        }
        if (parsed.attributes){
            for (i = parsed.attributes.length; i--; i){
                var att = parsed.attributes[i];
                if (!Selectors.Filters.byAttribute(item, att.name, att.operator, att.value)) return false;
            }
        }
        if (parsed.pseudos){
            for (i = parsed.pseudos.length; i--; i){
                var psd = parsed.pseudos[i];
                if (!Selectors.Filters.byPseudo(item, psd.parser, psd.argument, local)) return false;
            }
        }
        return true;
    },

    getByTagAndID: function(ctx, tag, id){
        if (id){
            var item = (ctx.getElementById) ? ctx.getElementById(id, true) : Element.getElementById(ctx, id, true);
            return (item && Selectors.Filters.byTag(item, tag)) ? [item] : [];
        } else {
            return ctx.getElementsByTagName(tag);
        }
    },

    search: function(self, expression, local){
        var splitters = [];

        var selectors = expression.trim().replace(Selectors.RegExps.splitter, function(m0, m1, m2){
            splitters.push(m1);
            return ':)' + m2;
        }).split(':)');

        var items, filtered, item;

        for (var i = 0, l = selectors.length; i < l; i++){

            var selector = selectors[i];

            if (i == 0 && Selectors.RegExps.quick.test(selector)){
                items = self.getElementsByTagName(selector);
                continue;
            }

            var splitter = splitters[i - 1];

            var tagid = Selectors.Utils.parseTagAndID(selector);
            var tag = tagid[0], id = tagid[1];

            if (i == 0){
                items = Selectors.Utils.getByTagAndID(self, tag, id);
            } else {
                var uniques = {}, found = [];
                for (var j = 0, k = items.length; j < k; j++) found = Selectors.Getters[splitter](found, items[j], tag, id, uniques);
                items = found;
            }

            var parsed = Selectors.Utils.parseSelector(selector);

            if (parsed){
                filtered = [];
                for (var m = 0, n = items.length; m < n; m++){
                    item = items[m];
                    if (Selectors.Utils.filter(item, parsed, local)) filtered.push(item);
                }
                items = filtered;
            }

        }

        return items;

    }

};

Selectors.Getters = {

    ' ': function(found, self, tag, id, uniques){
        var items = Selectors.Utils.getByTagAndID(self, tag, id);
        for (var i = 0, l = items.length; i < l; i++){
            var item = items[i];
            if (Selectors.Utils.chk(item, uniques)) found.push(item);
        }
        return found;
    },

    '>': function(found, self, tag, id, uniques){
        var children = Selectors.Utils.getByTagAndID(self, tag, id);
        for (var i = 0, l = children.length; i < l; i++){
            var child = children[i];
            if (child.parentNode == self && Selectors.Utils.chk(child, uniques)) found.push(child);
        }
        return found;
    },

    '+': function(found, self, tag, id, uniques){
        while ((self = self.nextSibling)){
            if (self.nodeType == 1){
                if (Selectors.Utils.chk(self, uniques) && Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);
                break;
            }
        }
        return found;
    },

    '~': function(found, self, tag, id, uniques){
        while ((self = self.nextSibling)){
            if (self.nodeType == 1){
                if (!Selectors.Utils.chk(self, uniques)) break;
                if (Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);
            }
        }
        return found;
    }

};

Selectors.Filters = {

    byTag: function(self, tag){
        return (tag == '*' || (self.tagName && self.tagName.toLowerCase() == tag));
    },

    byID: function(self, id){
        return (!id || (self.id && self.id == id));
    },

    byClass: function(self, klass){
        return (self.className && (' ' + self.className + ' ').indexOf(' ' + klass + ' ') > -1);
    },

    byPseudo: function(self, parser, argument, local){
        return parser.call(self, argument, local);
    },

    byAttribute: function(self, name, operator, value){
        var result = Element.prototype.getProperty.call(self, name);
        if (!result) return (operator == '!=');
        if (!operator || value == undefined) return true;
        switch (operator){
            case '=': return (result == value);
            case '*=': return (result.indexOf(value) > -1);
            case '^=': return (result.substr(0, value.length) == value);
            case '$=': return (result.substr(result.length - value.length) == value);
            case '!=': return (result != value);
            case '~=': return ((' ' + result + ' ').indexOf(' ' + value + ' ') > -1);
            case '|=': return (('-' + result + '-').indexOf('-' + value + '-') > -1);
[]        }
        return false;
    }

};

Selectors.Pseudo = new Hash({

    // w3c pseudo selectors

    checked: function(){
        return this.checked;
    },

    empty: function(){
        return !(this.innerText || this.textContent || '').length;
    },

    not: function(selector){
        return !Element.match(this, selector);
    },

    contains: function(text){
        return (this.innerText || this.textContent || '').indexOf(text) > -1;
    },

    'first-child': function(){
        return Selectors.Pseudo.index.call(this, 0);
    },

    'last-child': function(){
        var element = this;
        while ((element = element.nextSibling)){
            if (element.nodeType == 1) return false;
        }
        return true;
    },

    'only-child': function(){
        var prev = this;
        while ((prev = prev.previousSibling)){
            if (prev.nodeType == 1) return false;
        }
        var next = this;
        while ((next = next.nextSibling)){
            if (next.nodeType == 1) return false;
        }
        return true;
    },

    'nth-child': function(argument, local){
        argument = (argument == undefined) ? 'n' : argument;
        var parsed = Selectors.Utils.parseNthArgument(argument);
        if (parsed.special != 'n') return Selectors.Pseudo[parsed.special].call(this, parsed.a, local);
        var count = 0;
        local.positions = local.positions || {};
        var uid = $uid(this);
        if (!local.positions[uid]){
            var self = this;
            while ((self = self.previousSibling)){
                if (self.nodeType != 1) continue;
                count ++;
                var position = local.positions[$uid(self)];
                if (position != undefined){
                    count = position + count;
                    break;
                }
            }
            local.positions[uid] = count;
        }
        return (local.positions[uid] % parsed.a == parsed.b);
    },

    // custom pseudo selectors

    index: function(index){
        var element = this, count = 0;
        while ((element = element.previousSibling)){
            if (element.nodeType == 1 && ++count > index) return false;
        }
        return (count == index);
    },

    even: function(argument, local){
        return Selectors.Pseudo['nth-child'].call(this, '2n+1', local);
    },

    odd: function(argument, local){
        return Selectors.Pseudo['nth-child'].call(this, '2n', local);
    },

    selected: function(){
        return this.selected;
    },

    enabled: function(){
        return (this.disabled === false);
    }

});


/*
---

script: DomReady.js

description: Contains the custom event domready.

license: MIT-style license.

requires:
- /Element.Event

provides: [DomReady]

...
*/

Element.Events.domready = {

    onAdd: function(fn){
        if (Browser.loaded) fn.call(this);
    }

};

(function(){

    var domready = function(){
        if (Browser.loaded) return;
        Browser.loaded = true;
        window.fireEvent('domready');
        document.fireEvent('domready');
    };

    window.addEvent('load', domready);

    if (Browser.Engine.trident){
        var temp = document.createElement('div');
        (function(){
            ($try(function(){
                temp.doScroll(); // Technique by Diego Perini
                return document.id(temp).inject(document.body).set('html', 'temp').dispose();
            })) ? domready() : arguments.callee.delay(50);
        })();
    } else if (Browser.Engine.webkit && Browser.Engine.version < 525){
        (function(){
            (['loaded', 'complete'].contains(document.readyState)) ? domready() : arguments.callee.delay(50);
        })();
    } else {
        document.addEvent('DOMContentLoaded', domready);
    }

})();


/*
---

script: JSON.js

description: JSON encoder and decoder.

license: MIT-style license.

See Also: <http://www.json.org/>

requires:
- /Array
- /String
- /Number
- /Function
- /Hash

provides: [JSON]

...
*/

var JSON = new Hash(this.JSON && {
    stringify: JSON.stringify,
    parse: JSON.parse
}).extend({

    $specialChars: {'\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', '"' : '\\"', '\\': '\\\\'},

    $replaceChars: function(chr){
        return JSON.$specialChars[chr] || '\\u00' + Math.floor(chr.charCodeAt() / 16).toString(16) + (chr.charCodeAt() % 16).toString(16);
    },

    encode: function(obj){
        switch ($type(obj)){
            case 'string':
                return '"' + obj.replace(/[\x00-\x1f\\"]/g, JSON.$replaceChars) + '"';
            case 'array':
                return '[' + String(obj.map(JSON.encode).clean()) + ']';
            case 'object': case 'hash':
                var string = [];
                Hash.each(obj, function(value, key){
                    var json = JSON.encode(value);
                    if (json) string.push(JSON.encode(key) + ':' + json);
                });
                return '{' + string + '}';
            case 'number': case 'boolean': return String(obj);
            case false: return 'null';
        }
        return null;
    },

    decode: function(string, secure){
        if ($type(string) != 'string' || !string.length) return null;
        if (secure && !(/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(string.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''))) return null;
        return eval('(' + string + ')');
    }

});

Native.implement([Hash, Array, String, Number], {

    toJSON: function(){
        return JSON.encode(this);
    }

});


/*
---

script: Cookie.js

description: Class for creating, reading, and deleting browser Cookies.

license: MIT-style license.

credits:
- Based on the functions by Peter-Paul Koch (http://quirksmode.org).

requires:
- /Options

provides: [Cookie]

...
*/

var Cookie = new Class({

    Implements: Options,

    options: {
        path: false,
        domain: false,
        duration: false,
        secure: false,
        document: document
    },

    initialize: function(key, options){
        this.key = key;
        this.setOptions(options);
    },

    write: function(value){
        value = encodeURIComponent(value);
        if (this.options.domain) value += '; domain=' + this.options.domain;
        if (this.options.path) value += '; path=' + this.options.path;
        if (this.options.duration){
            var date = new Date();
            date.setTime(date.getTime() + this.options.duration * 24 * 60 * 60 * 1000);
            value += '; expires=' + date.toGMTString();
        }
        if (this.options.secure) value += '; secure';
        this.options.document.cookie = this.key + '=' + value;
        return this;
    },

    read: function(){
        var value = this.options.document.cookie.match('(?:^|;)\\s*' + this.key.escapeRegExp() + '=([^;]*)');
        return (value) ? decodeURIComponent(value[1]) : null;
    },

    dispose: function(){
        new Cookie(this.key, $merge(this.options, {duration: -1})).write('');
        return this;
    }

});

Cookie.write = function(key, value, options){
    return new Cookie(key, options).write(value);
};

Cookie.read = function(key){
    return new Cookie(key).read();
};

Cookie.dispose = function(key, options){
    return new Cookie(key, options).dispose();
};


/*
---

script: Swiff.js

description: Wrapper for embedding SWF movies. Supports External Interface Communication.

license: MIT-style license.

credits:
- Flash detection & Internet Explorer + Flash Player 9 fix inspired by SWFObject.

requires:
- /Options
- /$util

provides: [Swiff]

...
*/

var Swiff = new Class({

    Implements: [Options],

    options: {
        id: null,
        height: 1,
        width: 1,
        container: null,
        properties: {},
        params: {
            quality: 'high',
            allowScriptAccess: 'always',
            wMode: 'transparent',
            swLiveConnect: true
        },
        callBacks: {},
        vars: {}
    },

    toElement: function(){
        return this.object;
    },

    initialize: function(path, options){
        this.instance = 'Swiff_' + $time();

        this.setOptions(options);
        options = this.options;
        var id = this.id = options.id || this.instance;
        var container = document.id(options.container);

        Swiff.CallBacks[this.instance] = {};

        var params = options.params, vars = options.vars, callBacks = options.callBacks;
        var properties = $extend({height: options.height, width: options.width}, options.properties);

        var self = this;

        for (var callBack in callBacks){
            Swiff.CallBacks[this.instance][callBack] = (function(option){
                return function(){
                    return option.apply(self.object, arguments);
                };
            })(callBacks[callBack]);
            vars[callBack] = 'Swiff.CallBacks.' + this.instance + '.' + callBack;
        }

        params.flashVars = Hash.toQueryString(vars);
        if (Browser.Engine.trident){
            properties.classid = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
            params.movie = path;
        } else {
            properties.type = 'application/x-shockwave-flash';
            properties.data = path;
        }
        var build = '<object id="' + id + '"';
        for (var property in properties) build += ' ' + property + '="' + properties[property] + '"';
        build += '>';
        for (var param in params){
            if (params[param]) build += '<param name="' + param + '" value="' + params[param] + '" />';
        }
        build += '</object>';
        this.object = ((container) ? container.empty() : new Element('div')).set('html', build).firstChild;
    },

    replaces: function(element){
        element = document.id(element, true);
        element.parentNode.replaceChild(this.toElement(), element);
        return this;
    },

    inject: function(element){
        document.id(element, true).appendChild(this.toElement());
        return this;
    },

    remote: function(){
        return Swiff.remote.apply(Swiff, [this.toElement()].extend(arguments));
    }

});

Swiff.CallBacks = {};

Swiff.remote = function(obj, fn){
    var rs = obj.CallFunction('<invoke name="' + fn + '" returntype="javascript">' + __flash__argumentsToXML(arguments, 2) + '</invoke>');
    return eval(rs);
};


/*
---

script: Fx.js

description: Contains the basic animation logic to be extended by all other Fx Classes.

license: MIT-style license.

requires:
- /Chain
- /Events
- /Options

provides: [Fx]

...
*/

var Fx = new Class({

    Implements: [Chain, Events, Options],

    options: {
        /*
        onStart: $empty,
        onCancel: $empty,
        onComplete: $empty,
        */
        fps: 50,
        unit: false,
        duration: 500,
        link: 'ignore'
    },

    initialize: function(options){
        this.subject = this.subject || this;
        this.setOptions(options);
        this.options.duration = Fx.Durations[this.options.duration] || this.options.duration.toInt();
        var wait = this.options.wait;
        if (wait === false) this.options.link = 'cancel';
    },

    getTransition: function(){
        return function(p){
            return -(Math.cos(Math.PI * p) - 1) / 2;
        };
    },

    step: function(){
        var time = $time();
        if (time < this.time + this.options.duration){
            var delta = this.transition((time - this.time) / this.options.duration);
            this.set(this.compute(this.from, this.to, delta));
        } else {
            this.set(this.compute(this.from, this.to, 1));
            this.complete();
        }
    },

    set: function(now){
        return now;
    },

    compute: function(from, to, delta){
        return Fx.compute(from, to, delta);
    },

    check: function(){
        if (!this.timer) return true;
        switch (this.options.link){
            case 'cancel': this.cancel(); return true;
            case 'chain': this.chain(this.caller.bind(this, arguments)); return false;
        }
        return false;
    },

    start: function(from, to){
        if (!this.check(from, to)) return this;
        this.from = from;
        this.to = to;
        this.time = 0;
        this.transition = this.getTransition();
        this.startTimer();
        this.onStart();
        return this;
    },

    complete: function(){
        if (this.stopTimer()) this.onComplete();
        return this;
    },

    cancel: function(){
        if (this.stopTimer()) this.onCancel();
        return this;
    },

    onStart: function(){
        this.fireEvent('start', this.subject);
    },

    onComplete: function(){
        this.fireEvent('complete', this.subject);
        if (!this.callChain()) this.fireEvent('chainComplete', this.subject);
    },

    onCancel: function(){
        this.fireEvent('cancel', this.subject).clearChain();
    },

    pause: function(){
        this.stopTimer();
        return this;
    },

    resume: function(){
        this.startTimer();
        return this;
    },

    stopTimer: function(){
        if (!this.timer) return false;
        this.time = $time() - this.time;
        this.timer = $clear(this.timer);
        return true;
    },

    startTimer: function(){
        if (this.timer) return false;
        this.time = $time() - this.time;
        this.timer = this.step.periodical(Math.round(1000 / this.options.fps), this);
        return true;
    }

});

Fx.compute = function(from, to, delta){
    return (to - from) * delta + from;
};

Fx.Durations = {'short': 250, 'normal': 500, 'long': 1000};


/*
---

script: Fx.CSS.js

description: Contains the CSS animation logic. Used by Fx.Tween, Fx.Morph, Fx.Elements.

license: MIT-style license.

requires:
- /Fx
- /Element.Style

provides: [Fx.CSS]

...
*/

Fx.CSS = new Class({

    Extends: Fx,

    //prepares the base from/to object

    prepare: function(element, property, values){
        values = $splat(values);
        var values1 = values[1];
        if (!$chk(values1)){
            values[1] = values[0];
            values[0] = element.getStyle(property);
        }
        var parsed = values.map(this.parse);
        return {from: parsed[0], to: parsed[1]};
    },

    //parses a value into an array

    parse: function(value){
        value = $lambda(value)();
        value = (typeof value == 'string') ? value.split(' ') : $splat(value);
        return value.map(function(val){
            val = String(val);
            var found = false;
            Fx.CSS.Parsers.each(function(parser, key){
                if (found) return;
                var parsed = parser.parse(val);
                if ($chk(parsed)) found = {value: parsed, parser: parser};
            });
            found = found || {value: val, parser: Fx.CSS.Parsers.String};
            return found;
        });
    },

    //computes by a from and to prepared objects, using their parsers.

    compute: function(from, to, delta){
        var computed = [];
        (Math.min(from.length, to.length)).times(function(i){
            computed.push({value: from[i].parser.compute(from[i].value, to[i].value, delta), parser: from[i].parser});
        });
        computed.$family = {name: 'fx:css:value'};
        return computed;
    },

    //serves the value as settable

    serve: function(value, unit){
        if ($type(value) != 'fx:css:value') value = this.parse(value);
        var returned = [];
        value.each(function(bit){
            returned = returned.concat(bit.parser.serve(bit.value, unit));
        });
        return returned;
    },

    //renders the change to an element

    render: function(element, property, value, unit){
        element.setStyle(property, this.serve(value, unit));
    },

    //searches inside the page css to find the values for a selector

    search: function(selector){
        if (Fx.CSS.Cache[selector]) return Fx.CSS.Cache[selector];
        var to = {};
        Array.each(document.styleSheets, function(sheet, j){
            var href = sheet.href;
            if (href && href.indexOf('://') > -1 && href.indexOf(document.domain) == -1) return;
            var rules = sheet.rules || sheet.cssRules;
            Array.each(rules, function(rule, i){
                if (!rule.style) return;
                var selectorText = (rule.selectorText) ? rule.selectorText.replace(/^\w+/, function(m){
                    return m.toLowerCase();
                }) : null;
                if (!selectorText || !selectorText.test('^' + selector + '$')) return;
                Element.Styles.each(function(value, style){
                    if (!rule.style[style] || Element.ShortStyles[style]) return;
                    value = String(rule.style[style]);
                    to[style] = (value.test(/^rgb/)) ? value.rgbToHex() : value;
                });
            });
        });
        return Fx.CSS.Cache[selector] = to;
    }

});

Fx.CSS.Cache = {};

Fx.CSS.Parsers = new Hash({

    Color: {
        parse: function(value){
            if (value.match(/^#[0-9a-f]{3,6}$/i)) return value.hexToRgb(true);
            return ((value = value.match(/(\d+),\s*(\d+),\s*(\d+)/))) ? [value[1], value[2], value[3]] : false;
        },
        compute: function(from, to, delta){
            return from.map(function(value, i){
                return Math.round(Fx.compute(from[i], to[i], delta));
            });
        },
        serve: function(value){
            return value.map(Number);
        }
    },

    Number: {
        parse: parseFloat,
        compute: Fx.compute,
        serve: function(value, unit){
            return (unit) ? value + unit : value;
        }
    },

    String: {
        parse: $lambda(false),
        compute: $arguments(1),
        serve: $arguments(0)
    }

});


/*
---

script: Fx.Tween.js

description: Formerly Fx.Style, effect to transition any CSS property for an element.

license: MIT-style license.

requires:
- /Fx.CSS

provides: [Fx.Tween, Element.fade, Element.highlight]

...
*/

Fx.Tween = new Class({

    Extends: Fx.CSS,

    initialize: function(element, options){
        this.element = this.subject = document.id(element);
        this.parent(options);
    },

    set: function(property, now){
        if (arguments.length == 1){
            now = property;
            property = this.property || this.options.property;
        }
        this.render(this.element, property, now, this.options.unit);
        return this;
    },

    start: function(property, from, to){
        if (!this.check(property, from, to)) return this;
        var args = Array.flatten(arguments);
        this.property = this.options.property || args.shift();
        var parsed = this.prepare(this.element, this.property, args);
        return this.parent(parsed.from, parsed.to);
    }

});

Element.Properties.tween = {

    set: function(options){
        var tween = this.retrieve('tween');
        if (tween) tween.cancel();
        return this.eliminate('tween').store('tween:options', $extend({link: 'cancel'}, options));
    },

    get: function(options){
        if (options || !this.retrieve('tween')){
            if (options || !this.retrieve('tween:options')) this.set('tween', options);
            this.store('tween', new Fx.Tween(this, this.retrieve('tween:options')));
        }
        return this.retrieve('tween');
    }

};

Element.implement({

    tween: function(property, from, to){
        this.get('tween').start(arguments);
        return this;
    },

    fade: function(how){
        var fade = this.get('tween'), o = 'opacity', toggle;
        how = $pick(how, 'toggle');
        switch (how){
            case 'in': fade.start(o, 1); break;
            case 'out': fade.start(o, 0); break;
            case 'show': fade.set(o, 1); break;
            case 'hide': fade.set(o, 0); break;
            case 'toggle':
                var flag = this.retrieve('fade:flag', this.get('opacity') == 1);
                fade.start(o, (flag) ? 0 : 1);
                this.store('fade:flag', !flag);
                toggle = true;
            break;
            default: fade.start(o, arguments);
        }
        if (!toggle) this.eliminate('fade:flag');
        return this;
    },

    highlight: function(start, end){
        if (!end){
            end = this.retrieve('highlight:original', this.getStyle('background-color'));
            end = (end == 'transparent') ? '#fff' : end;
        }
        var tween = this.get('tween');
        tween.start('background-color', start || '#ffff88', end).chain(function(){
            this.setStyle('background-color', this.retrieve('highlight:original'));
            tween.callChain();
        }.bind(this));
        return this;
    }

});


/*
---

script: Fx.Morph.js

description: Formerly Fx.Styles, effect to transition any number of CSS properties for an element using an object of rules, or CSS based selector rules.

license: MIT-style license.

requires:
- /Fx.CSS

provides: [Fx.Morph]

...
*/

Fx.Morph = new Class({

    Extends: Fx.CSS,

    initialize: function(element, options){
        this.element = this.subject = document.id(element);
        this.parent(options);
    },

    set: function(now){
        if (typeof now == 'string') now = this.search(now);
        for (var p in now) this.render(this.element, p, now[p], this.options.unit);
        return this;
    },

    compute: function(from, to, delta){
        var now = {};
        for (var p in from) now[p] = this.parent(from[p], to[p], delta);
        return now;
    },

    start: function(properties){
        if (!this.check(properties)) return this;
        if (typeof properties == 'string') properties = this.search(properties);
        var from = {}, to = {};
        for (var p in properties){
            var parsed = this.prepare(this.element, p, properties[p]);
            from[p] = parsed.from;
            to[p] = parsed.to;
        }
        return this.parent(from, to);
    }

});

Element.Properties.morph = {

    set: function(options){
        var morph = this.retrieve('morph');
        if (morph) morph.cancel();
        return this.eliminate('morph').store('morph:options', $extend({link: 'cancel'}, options));
    },

    get: function(options){
        if (options || !this.retrieve('morph')){
            if (options || !this.retrieve('morph:options')) this.set('morph', options);
            this.store('morph', new Fx.Morph(this, this.retrieve('morph:options')));
        }
        return this.retrieve('morph');
    }

};

Element.implement({

    morph: function(props){
        this.get('morph').start(props);
        return this;
    }

});


/*
---

script: Fx.Transitions.js

description: Contains a set of advanced transitions to be used with any of the Fx Classes.

license: MIT-style license.

credits:
- Easing Equations by Robert Penner, <http://www.robertpenner.com/easing/>, modified and optimized to be used with MooTools.

requires:
- /Fx

provides: [Fx.Transitions]

...
*/

Fx.implement({

    getTransition: function(){
        var trans = this.options.transition || Fx.Transitions.Sine.easeInOut;
        if (typeof trans == 'string'){
            var data = trans.split(':');
            trans = Fx.Transitions;
            trans = trans[data[0]] || trans[data[0].capitalize()];
            if (data[1]) trans = trans['ease' + data[1].capitalize() + (data[2] ? data[2].capitalize() : '')];
        }
        return trans;
    }

});

Fx.Transition = function(transition, params){
    params = $splat(params);
    return $extend(transition, {
        easeIn: function(pos){
            return transition(pos, params);
        },
        easeOut: function(pos){
            return 1 - transition(1 - pos, params);
        },
        easeInOut: function(pos){
            return (pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;
        }
    });
};

Fx.Transitions = new Hash({

    linear: $arguments(0)

});

Fx.Transitions.extend = function(transitions){
    for (var transition in transitions) Fx.Transitions[transition] = new Fx.Transition(transitions[transition]);
};

Fx.Transitions.extend({

    Pow: function(p, x){
        return Math.pow(p, x[0] || 6);
    },

    Expo: function(p){
        return Math.pow(2, 8 * (p - 1));
    },

    Circ: function(p){
        return 1 - Math.sin(Math.acos(p));
    },

    Sine: function(p){
        return 1 - Math.sin((1 - p) * Math.PI / 2);
    },

    Back: function(p, x){
        x = x[0] || 1.618;
        return Math.pow(p, 2) * ((x + 1) * p - x);
    },

    Bounce: function(p){
        var value;
        for (var a = 0, b = 1; 1; a += b, b /= 2){
            if (p >= (7 - 4 * a) / 11){
                value = b * b - Math.pow((11 - 6 * a - 11 * p) / 4, 2);
                break;
            }
        }
        return value;
    },

    Elastic: function(p, x){
        return Math.pow(2, 10 * --p) * Math.cos(20 * p * Math.PI * (x[0] || 1) / 3);
    }

});

['Quad', 'Cubic', 'Quart', 'Quint'].each(function(transition, i){
    Fx.Transitions[transition] = new Fx.Transition(function(p){
        return Math.pow(p, [i + 2]);
    });
});


/*
---

script: Request.js

description: Powerful all purpose Request Class. Uses XMLHTTPRequest.

license: MIT-style license.

requires:
- /Element
- /Chain
- /Events
- /Options
- /Browser

provides: [Request]

...
*/

var Request = new Class({

    Implements: [Chain, Events, Options],

    options: {/*
        onRequest: $empty,
        onComplete: $empty,
        onCancel: $empty,
        onSuccess: $empty,
        onFailure: $empty,
        onException: $empty,*/
        url: '',
        data: '',
        headers: {
            'X-Requested-With': 'XMLHttpRequest',
            'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
        },
        async: true,
        format: false,
        method: 'post',
        link: 'ignore',
        isSuccess: null,
        emulation: true,
        urlEncoded: true,
        encoding: 'utf-8',
        evalScripts: false,
        evalResponse: false,
        noCache: false
    },

    initialize: function(options){
        this.xhr = new Browser.Request();
        this.setOptions(options);
        this.options.isSuccess = this.options.isSuccess || this.isSuccess;
        this.headers = new Hash(this.options.headers);
    },

    onStateChange: function(){
        if (this.xhr.readyState != 4 || !this.running) return;
        this.running = false;
        this.status = 0;
        $try(function(){
            this.status = this.xhr.status;
        }.bind(this));
        this.xhr.onreadystatechange = $empty;
    this.response = {text: this.xhr.responseText || '', xml: this.xhr.responseXML};
        if (this.options.isSuccess.call(this, this.status)){
            this.success(this.response.text, this.response.xml);
        } else {
            this.failure();
        }
    },

    isSuccess: function(){
        return ((this.status >= 200) && (this.status < 300));
    },

    processScripts: function(text){
        if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type'))) return $exec(text);
        return text.stripScripts(this.options.evalScripts);
    },

    success: function(text, xml){
        this.onSuccess(this.processScripts(text), xml);
    },

    onSuccess: function(){
        this.fireEvent('complete', arguments).fireEvent('success', arguments).callChain();
    },

    failure: function(){
        this.onFailure();
    },

    onFailure: function(){
        this.fireEvent('complete').fireEvent('failure', this.xhr);
    },

    setHeader: function(name, value){
        this.headers.set(name, value);
        return this;
    },

    getHeader: function(name){
        return $try(function(){
            return this.xhr.getResponseHeader(name);
        }.bind(this));
    },

    check: function(){
        if (!this.running) return true;
        switch (this.options.link){
            case 'cancel': this.cancel(); return true;
            case 'chain': this.chain(this.caller.bind(this, arguments)); return false;
        }
        return false;
    },

    send: function(options){
        if (!this.check(options)) return this;
        this.running = true;

        var type = $type(options);
        if (type == 'string' || type == 'element') options = {data: options};

        var old = this.options;
        options = $extend({data: old.data, url: old.url, method: old.method}, options);
        var data = options.data, url = String(options.url), method = options.method.toLowerCase();

        switch ($type(data)){
            case 'element': data = document.id(data).toQueryString(); break;
            case 'object': case 'hash': data = Hash.toQueryString(data);
        }

        if (this.options.format){
            var format = 'format=' + this.options.format;
            data = (data) ? format + '&' + data : format;
        }

        if (this.options.emulation && !['get', 'post'].contains(method)){
            var _method = '_method=' + method;
            data = (data) ? _method + '&' + data : _method;
            method = 'post';
        }

        if (this.options.urlEncoded && method == 'post'){
            var encoding = (this.options.encoding) ? '; charset=' + this.options.encoding : '';
            this.headers.set('Content-type', 'application/x-www-form-urlencoded' + encoding);
        }

        if (this.options.noCache){
            var noCache = 'noCache=' + new Date().getTime();
            data = (data) ? noCache + '&' + data : noCache;
        }

        var trimPosition = url.lastIndexOf('/');
        if (trimPosition > -1 && (trimPosition = url.indexOf('#')) > -1) url = url.substr(0, trimPosition);

        if (data && method == 'get'){
            url = url + (url.indexOf('?') > -1 ? '&' : '?') + data;
            data = null;
        }

        this.xhr.open(method.toUpperCase(), url, this.options.async);

        this.xhr.onreadystatechange = this.onStateChange.bind(this);

        this.headers.each(function(value, key){
            try {
                this.xhr.setRequestHeader(key, value);
            } catch (e){
                this.fireEvent('exception', [key, value]);
            }
        }, this);

        this.fireEvent('request');
        this.xhr.send(data);
        if (!this.options.async) this.onStateChange();
        return this;
    },

    cancel: function(){
        if (!this.running) return this;
        this.running = false;
        this.xhr.abort();
        this.xhr.onreadystatechange = $empty;
        this.xhr = new Browser.Request();
        this.fireEvent('cancel');
        return this;
    }

});

(function(){

var methods = {};
['get', 'post', 'put', 'delete', 'GET', 'POST', 'PUT', 'DELETE'].each(function(method){
    methods[method] = function(){
        var params = Array.link(arguments, {url: String.type, data: $defined});
        return this.send($extend(params, {method: method}));
    };
});

Request.implement(methods);

})();

Element.Properties.send = {

    set: function(options){
        var send = this.retrieve('send');
        if (send) send.cancel();
        return this.eliminate('send').store('send:options', $extend({
            data: this, link: 'cancel', method: this.get('method') || 'post', url: this.get('action')
        }, options));
    },

    get: function(options){
        if (options || !this.retrieve('send')){
            if (options || !this.retrieve('send:options')) this.set('send', options);
            this.store('send', new Request(this.retrieve('send:options')));
        }
        return this.retrieve('send');
    }

};

Element.implement({

    send: function(url){
        var sender = this.get('send');
        sender.send({data: this, url: url || sender.options.url});
        return this;
    }

});


/*
---

script: Request.HTML.js

description: Extends the basic Request Class with additional methods for interacting with HTML responses.

license: MIT-style license.

requires:
- /Request
- /Element

provides: [Request.HTML]

...
*/

Request.HTML = new Class({

    Extends: Request,

    options: {
        update: false,
        append: false,
        evalScripts: true,
        filter: false
    },

    processHTML: function(text){
        var match = text.match(/<body[^>]*>([\s\S]*?)<\/body>/i);
        text = (match) ? match[1] : text;

        var container = new Element('div');

        return $try(function(){
            var root = '<root>' + text + '</root>', doc;
            if (Browser.Engine.trident){
                doc = new ActiveXObject('Microsoft.XMLDOM');
                doc.async = false;
                doc.loadXML(root);
            } else {
                doc = new DOMParser().parseFromString(root, 'text/xml');
            }
            root = doc.getElementsByTagName('root')[0];
            if (!root) return null;
            for (var i = 0, k = root.childNodes.length; i < k; i++){
                var child = Element.clone(root.childNodes[i], true, true);
                if (child) container.grab(child);
            }
            return container;
        }) || container.set('html', text);
    },

    success: function(text){
        var options = this.options, response = this.response;

        response.html = text.stripScripts(function(script){
            response.javascript = script;
        });

        var temp = this.processHTML(response.html);

        response.tree = temp.childNodes;
        response.elements = temp.getElements('*');

        if (options.filter) response.tree = response.elements.filter(options.filter);
        if (options.update) document.id(options.update).empty().set('html', response.html);
        else if (options.append) document.id(options.append).adopt(temp.getChildren());
        if (options.evalScripts) $exec(response.javascript);

        this.onSuccess(response.tree, response.elements, response.html, response.javascript);
    }

});

Element.Properties.load = {

    set: function(options){
        var load = this.retrieve('load');
        if (load) load.cancel();
        return this.eliminate('load').store('load:options', $extend({data: this, link: 'cancel', update: this, method: 'get'}, options));
    },

    get: function(options){
        if (options || ! this.retrieve('load')){
            if (options || !this.retrieve('load:options')) this.set('load', options);
            this.store('load', new Request.HTML(this.retrieve('load:options')));
        }
        return this.retrieve('load');
    }

};

Element.implement({

    load: function(){
        this.get('load').send(Array.link(arguments, {data: Object.type, url: String.type}));
        return this;
    }

});


/*
---

script: Request.JSON.js

description: Extends the basic Request Class with additional methods for sending and receiving JSON data.

license: MIT-style license.

requires:
- /Request JSON

provides: [Request.HTML]

...
*/

Request.JSON = new Class({

    Extends: Request,

    options: {
        secure: true
    },

    initialize: function(options){
        this.parent(options);
        this.headers.extend({'Accept': 'application/json', 'X-Request': 'JSON'});
    },

    success: function(text){
        this.response.json = JSON.decode(text, this.options.secure);
        this.onSuccess(this.response.json, text);
    }

});








//MooTools More, <http://mootools.net/more>. Copyright (c) 2006-2008 Valerio Proietti, <http://mad4milk.net>, MIT Style License.

/*
Script: Fx.Slide.js
    Effect to slide an element in and out of view.

License:
    MIT-style license.
*/

Fx.Slide = new Class({

    Extends: Fx,

    options: {
        mode: 'vertical'
    },

    initialize: function(element, options){
        this.addEvent('complete', function(){
            this.open = (this.wrapper['offset' + this.layout.capitalize()] != 0);
            if (this.open && Browser.Engine.webkit419) this.element.dispose().inject(this.wrapper);
        }, true);
        this.element = this.subject = $(element);
        this.parent(options);
        var wrapper = this.element.retrieve('wrapper');
        this.wrapper = wrapper || new Element('div', {
            styles: $extend(this.element.getStyles('margin', 'position'), {'overflow': 'hidden'})
        }).wraps(this.element);
        this.element.store('wrapper', this.wrapper).setStyle('margin', 0);
        this.now = [];
        this.open = true;
    },

    vertical: function(){
        this.margin = 'margin-top';
        this.layout = 'height';
        this.offset = this.element.offsetHeight;
    },

    horizontal: function(){
        this.margin = 'margin-left';
        this.layout = 'width';
        this.offset = this.element.offsetWidth;
    },

    set: function(now){
        this.element.setStyle(this.margin, now[0]);
        this.wrapper.setStyle(this.layout, now[1]);
        return this;
    },

    compute: function(from, to, delta){
        var now = [];
        var x = 2;
        x.times(function(i){
            now[i] = Fx.compute(from[i], to[i], delta);
        });
        return now;
    },

    start: function(how, mode){
        if (!this.check(arguments.callee, how, mode)) return this;
        this[mode || this.options.mode]();
        var margin = this.element.getStyle(this.margin).toInt();
        var layout = this.wrapper.getStyle(this.layout).toInt();
        var caseIn = [[margin, layout], [0, this.offset]];
        var caseOut = [[margin, layout], [-this.offset, 0]];
        var start;
        switch (how){
            case 'in': start = caseIn; break;
            case 'out': start = caseOut; break;
            case 'toggle': start = (this.wrapper['offset' + this.layout.capitalize()] == 0) ? caseIn : caseOut;
        }
        return this.parent(start[0], start[1]);
    },

    slideIn: function(mode){
        return this.start('in', mode);
    },

    slideOut: function(mode){
        return this.start('out', mode);
    },

    hide: function(mode){
        this[mode || this.options.mode]();
        this.open = false;
        return this.set([-this.offset, 0]);
    },

    show: function(mode){
        this[mode || this.options.mode]();
        this.open = true;
        return this.set([0, this.offset]);
    },

    toggle: function(mode){
        return this.start('toggle', mode);
    }

});

Element.Properties.slide = {

    set: function(options){
        var slide = this.retrieve('slide');
        if (slide) slide.cancel();
        return this.eliminate('slide').store('slide:options', $extend({link: 'cancel'}, options));
    },

    get: function(options){
        if (options || !this.retrieve('slide')){
            if (options || !this.retrieve('slide:options')) this.set('slide', options);
            this.store('slide', new Fx.Slide(this, this.retrieve('slide:options')));
        }
        return this.retrieve('slide');
    }

};

Element.implement({

    slide: function(how, mode){
        how = how || 'toggle';
        var slide = this.get('slide'), toggle;
        switch (how){
            case 'hide': slide.hide(mode); break;
            case 'show': slide.show(mode); break;
            case 'toggle':
                var flag = this.retrieve('slide:flag', slide.open);
                slide[(flag) ? 'slideOut' : 'slideIn'](mode);
                this.store('slide:flag', !flag);
                toggle = true;
            break;
            default: slide.start(how, mode);
        }
        if (!toggle) this.eliminate('slide:flag');
        return this;
    }

});


/*
Script: Fx.Scroll.js
    Effect to smoothly scroll any element, including the window.

License:
    MIT-style license.
*/

Fx.Scroll = new Class({

    Extends: Fx,

    options: {
        offset: {'x': 0, 'y': 0},
        wheelStops: true
    },

    initialize: function(element, options){
        this.element = this.subject = $(element);
        this.parent(options);
        var cancel = this.cancel.bind(this, false);

        if ($type(this.element) != 'element') this.element = $(this.element.getDocument().body);

        var stopper = this.element;

        if (this.options.wheelStops){
            this.addEvent('start', function(){
                stopper.addEvent('mousewheel', cancel);
            }, true);
            this.addEvent('complete', function(){
                stopper.removeEvent('mousewheel', cancel);
            }, true);
        }
    },

    set: function(){
        var now = Array.flatten(arguments);
        this.element.scrollTo(now[0], now[1]);
    },

    compute: function(from, to, delta){
        var now = [];
        var x = 2;
        x.times(function(i){
            now.push(Fx.compute(from[i], to[i], delta));
        });
        return now;
    },

    start: function(x, y){
        if (!this.check(arguments.callee, x, y)) return this;
        var offsetSize = this.element.getSize(), scrollSize = this.element.getScrollSize();
        var scroll = this.element.getScroll(), values = {x: x, y: y};
        for (var z in values){
            var max = scrollSize[z] - offsetSize[z];
            if ($chk(values[z])) values[z] = ($type(values[z]) == 'number') ? values[z].limit(0, max) : max;
            else values[z] = scroll[z];
            values[z] += this.options.offset[z];
        }
        return this.parent([scroll.x, scroll.y], [values.x, values.y]);
    },

    toTop: function(){
        return this.start(false, 0);
    },

    toLeft: function(){
        return this.start(0, false);
    },

    toRight: function(){
        return this.start('right', false);
    },

    toBottom: function(){
        return this.start(false, 'bottom');
    },

    toElement: function(el){
        var position = $(el).getPosition(this.element);
        return this.start(position.x, position.y);
    }

});


/*
Script: Fx.Elements.js
    Effect to change any number of CSS properties of any number of Elements.

License:
    MIT-style license.
*/

Fx.Elements = new Class({

    Extends: Fx.CSS,

    initialize: function(elements, options){
        this.elements = this.subject = $$(elements);
        this.parent(options);
    },

    compute: function(from, to, delta){
        var now = {};
        for (var i in from){
            var iFrom = from[i], iTo = to[i], iNow = now[i] = {};
            for (var p in iFrom) iNow[p] = this.parent(iFrom[p], iTo[p], delta);
        }
        return now;
    },

    set: function(now){
        for (var i in now){
            var iNow = now[i];
            for (var p in iNow) this.render(this.elements[i], p, iNow[p], this.options.unit);
        }
        return this;
    },

    start: function(obj){
        if (!this.check(arguments.callee, obj)) return this;
        var from = {}, to = {};
        for (var i in obj){
            var iProps = obj[i], iFrom = from[i] = {}, iTo = to[i] = {};
            for (var p in iProps){
                var parsed = this.prepare(this.elements[i], p, iProps[p]);
                iFrom[p] = parsed.from;
                iTo[p] = parsed.to;
            }
        }
        return this.parent(from, to);
    }

});

/*
Script: Drag.js
    The base Drag Class. Can be used to drag and resize Elements using mouse events.

License:
    MIT-style license.
*/

var Drag = new Class({

    Implements: [Events, Options],

    options: {/*
        onBeforeStart: $empty,
        onStart: $empty,
        onDrag: $empty,
        onCancel: $empty,
        onComplete: $empty,*/
        snap: 6,
        unit: 'px',
        grid: false,
        style: true,
        limit: false,
        handle: false,
        invert: false,
        preventDefault: false,
        modifiers: {x: 'left', y: 'top'}
    },

    initialize: function(){
        var params = Array.link(arguments, {'options': Object.type, 'element': $defined});
        this.element = $(params.element);
        this.document = this.element.getDocument();
        this.setOptions(params.options || {});
        var htype = $type(this.options.handle);
        this.handles = (htype == 'array' || htype == 'collection') ? $$(this.options.handle) : $(this.options.handle) || this.element;
        this.mouse = {'now': {}, 'pos': {}};
        this.value = {'start': {}, 'now': {}};

        this.selection = (Browser.Engine.trident) ? 'selectstart' : 'mousedown';

        this.bound = {
            start: this.start.bind(this),
            check: this.check.bind(this),
            drag: this.drag.bind(this),
            stop: this.stop.bind(this),
            cancel: this.cancel.bind(this),
            eventStop: $lambda(false)
        };
        this.attach();
    },

    attach: function(){
        this.handles.addEvent('mousedown', this.bound.start);
        return this;
    },

    detach: function(){
        this.handles.removeEvent('mousedown', this.bound.start);
        return this;
    },

    start: function(event){
        if (this.options.preventDefault) event.preventDefault();
        this.fireEvent('beforeStart', this.element);
        this.mouse.start = event.page;
        var limit = this.options.limit;
        this.limit = {'x': [], 'y': []};
        for (var z in this.options.modifiers){
            if (!this.options.modifiers[z]) continue;
            if (this.options.style) this.value.now[z] = this.element.getStyle(this.options.modifiers[z]).toInt();
            else this.value.now[z] = this.element[this.options.modifiers[z]];
            if (this.options.invert) this.value.now[z] *= -1;
            this.mouse.pos[z] = event.page[z] - this.value.now[z];
            if (limit && limit[z]){
                for (var i = 2; i--; i){
                    if ($chk(limit[z][i])) this.limit[z][i] = $lambda(limit[z][i])();
                }
            }
        }
        if ($type(this.options.grid) == 'number') this.options.grid = {'x': this.options.grid, 'y': this.options.grid};
        this.document.addEvents({mousemove: this.bound.check, mouseup: this.bound.cancel});
        this.document.addEvent(this.selection, this.bound.eventStop);
    },

    check: function(event){
        if (this.options.preventDefault) event.preventDefault();
        var distance = Math.round(Math.sqrt(Math.pow(event.page.x - this.mouse.start.x, 2) + Math.pow(event.page.y - this.mouse.start.y, 2)));
        if (distance > this.options.snap){
            this.cancel();
            this.document.addEvents({
                mousemove: this.bound.drag,
                mouseup: this.bound.stop
            });
            this.fireEvent('start', this.element).fireEvent('snap', this.element);
        }
    },

    drag: function(event){
        if (this.options.preventDefault) event.preventDefault();
        this.mouse.now = event.page;
        for (var z in this.options.modifiers){
            if (!this.options.modifiers[z]) continue;
            this.value.now[z] = this.mouse.now[z] - this.mouse.pos[z];
            if (this.options.invert) this.value.now[z] *= -1;
            if (this.options.limit && this.limit[z]){
                if ($chk(this.limit[z][1]) && (this.value.now[z] > this.limit[z][1])){
                    this.value.now[z] = this.limit[z][1];
                } else if ($chk(this.limit[z][0]) && (this.value.now[z] < this.limit[z][0])){
                    this.value.now[z] = this.limit[z][0];
                }
            }
            if (this.options.grid[z]) this.value.now[z] -= (this.value.now[z] % this.options.grid[z]);
            if (this.options.style) this.element.setStyle(this.options.modifiers[z], this.value.now[z] + this.options.unit);
            else this.element[this.options.modifiers[z]] = this.value.now[z];
        }
        this.fireEvent('drag', this.element);
    },

    cancel: function(event){
        this.document.removeEvent('mousemove', this.bound.check);
        this.document.removeEvent('mouseup', this.bound.cancel);
        if (event){
            this.document.removeEvent(this.selection, this.bound.eventStop);
            this.fireEvent('cancel', this.element);
        }
    },

    stop: function(event){
        this.document.removeEvent(this.selection, this.bound.eventStop);
        this.document.removeEvent('mousemove', this.bound.drag);
        this.document.removeEvent('mouseup', this.bound.stop);
        if (event) this.fireEvent('complete', this.element);
    }

});

Element.implement({

    makeResizable: function(options){
        return new Drag(this, $merge({modifiers: {'x': 'width', 'y': 'height'}}, options));
    }

});

/*
Script: Drag.Move.js
    A Drag extension that provides support for the constraining of draggables to containers and droppables.

License:
    MIT-style license.
*/

Drag.Move = new Class({

    Extends: Drag,

    options: {
        droppables: [],
        container: false
    },

    initialize: function(element, options){
        this.parent(element, options);
        this.droppables = $$(this.options.droppables);
        this.container = $(this.options.container);
        if (this.container && $type(this.container) != 'element') this.container = $(this.container.getDocument().body);
        element = this.element;

        var current = element.getStyle('position');
        var position = (current != 'static') ? current : 'absolute';
        if (element.getStyle('left') == 'auto' || element.getStyle('top') == 'auto') element.position(element.getPosition(element.offsetParent));

        element.setStyle('position', position);

        this.addEvent('start', function(){
            this.checkDroppables();
        }, true);
    },

    start: function(event){
        if (this.container){
            var el = this.element, cont = this.container, ccoo = cont.getCoordinates(el.offsetParent), cps = {}, ems = {};

            ['top', 'right', 'bottom', 'left'].each(function(pad){
                cps[pad] = cont.getStyle('padding-' + pad).toInt();
                ems[pad] = el.getStyle('margin-' + pad).toInt();
            }, this);

            var width = el.offsetWidth + ems.left + ems.right, height = el.offsetHeight + ems.top + ems.bottom;
            var x = [ccoo.left + cps.left, ccoo.right - cps.right - width];
            var y = [ccoo.top + cps.top, ccoo.bottom - cps.bottom - height];

            this.options.limit = {x: x, y: y};
        }
        this.parent(event);
    },

    checkAgainst: function(el){
        el = el.getCoordinates();
        var now = this.mouse.now;
        return (now.x > el.left && now.x < el.right && now.y < el.bottom && now.y > el.top);
    },

    checkDroppables: function(){
        var overed = this.droppables.filter(this.checkAgainst, this).getLast();
        if (this.overed != overed){
            if (this.overed) this.fireEvent('leave', [this.element, this.overed]);
            if (overed){
                this.overed = overed;
                this.fireEvent('enter', [this.element, overed]);
            } else {
                this.overed = null;
            }
        }
    },

    drag: function(event){
        this.parent(event);
        if (this.droppables.length) this.checkDroppables();
    },

    stop: function(event){
        this.checkDroppables();
        this.fireEvent('drop', [this.element, this.overed]);
        this.overed = null;
        return this.parent(event);
    }

});

Element.implement({

    makeDraggable: function(options){
        return new Drag.Move(this, options);
    }

});


/*
Script: Hash.Cookie.js
    Class for creating, reading, and deleting Cookies in JSON format.

License:
    MIT-style license.
*/

Hash.Cookie = new Class({

    Extends: Cookie,

    options: {
        autoSave: true
    },

    initialize: function(name, options){
        this.parent(name, options);
        this.load();
    },

    save: function(){
        var value = JSON.encode(this.hash);
        if (!value || value.length > 4096) return false; //cookie would be truncated!
        if (value == '{}') this.dispose();
        else this.write(value);
        return true;
    },

    load: function(){
        this.hash = new Hash(JSON.decode(this.read(), true));
        return this;
    }

});

Hash.Cookie.implement((function(){

    var methods = {};

    Hash.each(Hash.prototype, function(method, name){
        methods[name] = function(){
            var value = method.apply(this.hash, arguments);
            if (this.options.autoSave) this.save();
            return value;
        };
    });

    return methods;

})());

/*
Script: Color.js
    Class for creating and manipulating colors in JavaScript. Supports HSB -> RGB Conversions and vice versa.

License:
    MIT-style license.
*/

var Color = new Native({

    initialize: function(color, type){
        if (arguments.length >= 3){
            type = "rgb"; color = Array.slice(arguments, 0, 3);
        } else if (typeof color == 'string'){
            if (color.match(/rgb/)) color = color.rgbToHex().hexToRgb(true);
            else if (color.match(/hsb/)) color = color.hsbToRgb();
            else color = color.hexToRgb(true);
        }
        type = type || 'rgb';
        switch (type){
            case 'hsb':
                var old = color;
                color = color.hsbToRgb();
                color.hsb = old;
            break;
            case 'hex': color = color.hexToRgb(true); break;
        }
        color.rgb = color.slice(0, 3);
        color.hsb = color.hsb || color.rgbToHsb();
        color.hex = color.rgbToHex();
        return $extend(color, this);
    }

});

Color.implement({

    mix: function(){
        var colors = Array.slice(arguments);
        var alpha = ($type(colors.getLast()) == 'number') ? colors.pop() : 50;
        var rgb = this.slice();
        colors.each(function(color){
            color = new Color(color);
            for (var i = 0; i < 3; i++) rgb[i] = Math.round((rgb[i] / 100 * (100 - alpha)) + (color[i] / 100 * alpha));
        });
        return new Color(rgb, 'rgb');
    },

    invert: function(){
        return new Color(this.map(function(value){
            return 255 - value;
        }));
    },

    setHue: function(value){
        return new Color([value, this.hsb[1], this.hsb[2]], 'hsb');
    },

    setSaturation: function(percent){
        return new Color([this.hsb[0], percent, this.hsb[2]], 'hsb');
    },

    setBrightness: function(percent){
        return new Color([this.hsb[0], this.hsb[1], percent], 'hsb');
    }

});

function $RGB(r, g, b){
    return new Color([r, g, b], 'rgb');
};

function $HSB(h, s, b){
    return new Color([h, s, b], 'hsb');
};

function $HEX(hex){
    return new Color(hex, 'hex');
};

Array.implement({

    rgbToHsb: function(){
        var red = this[0], green = this[1], blue = this[2];
        var hue, saturation, brightness;
        var max = Math.max(red, green, blue), min = Math.min(red, green, blue);
        var delta = max - min;
        brightness = max / 255;
        saturation = (max != 0) ? delta / max : 0;
        if (saturation == 0){
            hue = 0;
        } else {
            var rr = (max - red) / delta;
            var gr = (max - green) / delta;
            var br = (max - blue) / delta;
            if (red == max) hue = br - gr;
            else if (green == max) hue = 2 + rr - br;
            else hue = 4 + gr - rr;
            hue /= 6;
            if (hue < 0) hue++;
        }
        return [Math.round(hue * 360), Math.round(saturation * 100), Math.round(brightness * 100)];
    },

    hsbToRgb: function(){
        var br = Math.round(this[2] / 100 * 255);
        if (this[1] == 0){
            return [br, br, br];
        } else {
            var hue = this[0] % 360;
            var f = hue % 60;
            var p = Math.round((this[2] * (100 - this[1])) / 10000 * 255);
            var q = Math.round((this[2] * (6000 - this[1] * f)) / 600000 * 255);
            var t = Math.round((this[2] * (6000 - this[1] * (60 - f))) / 600000 * 255);
            switch (Math.floor(hue / 60)){
                case 0: return [br, t, p];
                case 1: return [q, br, p];
                case 2: return [p, br, t];
                case 3: return [p, q, br];
                case 4: return [t, p, br];
                case 5: return [br, p, q];
            }
        }
        return false;
    }

});

String.implement({

    rgbToHsb: function(){
        var rgb = this.match(/\d{1,3}/g);
        return (rgb) ? hsb.rgbToHsb() : null;
    },

    hsbToRgb: function(){
        var hsb = this.match(/\d{1,3}/g);
        return (hsb) ? hsb.hsbToRgb() : null;
    }

});


/*
Script: Group.js
    Class for monitoring collections of events

License:
    MIT-style license.
*/

var Group = new Class({

    initialize: function(){
        this.instances = Array.flatten(arguments);
        this.events = {};
        this.checker = {};
    },

    addEvent: function(type, fn){
        this.checker[type] = this.checker[type] || {};
        this.events[type] = this.events[type] || [];
        if (this.events[type].contains(fn)) return false;
        else this.events[type].push(fn);
        this.instances.each(function(instance, i){
            instance.addEvent(type, this.check.bind(this, [type, instance, i]));
        }, this);
        return this;
    },

    check: function(type, instance, i){
        this.checker[type][i] = true;
        var every = this.instances.every(function(current, j){
            return this.checker[type][j] || false;
        }, this);
        if (!every) return;
        this.checker[type] = {};
        this.events[type].each(function(event){
            event.call(this, this.instances, instance);
        }, this);
    }

});


/*
Script: Assets.js
    Provides methods to dynamically load JavaScript, CSS, and Image files into the document.

License:
    MIT-style license.
*/

var Asset = new Hash({

    javascript: function(source, properties){
        properties = $extend({
            onload: $empty,
            document: document,
            check: $lambda(true)
        }, properties);

        var script = new Element('script', {'src': source, 'type': 'text/javascript'});

        var load = properties.onload.bind(script), check = properties.check, doc = properties.document;
        delete properties.onload; delete properties.check; delete properties.document;

        script.addEvents({
            load: load,
            readystatechange: function(){
                if (['loaded', 'complete'].contains(this.readyState)) load();
            }
        }).setProperties(properties);


        if (Browser.Engine.webkit419) var checker = (function(){
            if (!$try(check)) return;
            $clear(checker);
            load();
        }).periodical(50);

        return script.inject(doc.head);
    },

    css: function(source, properties){
        return new Element('link', $merge({
            'rel': 'stylesheet', 'media': 'screen', 'type': 'text/css', 'href': source
        }, properties)).inject(document.head);
    },

    image: function(source, properties){
        properties = $merge({
            'onload': $empty,
            'onabort': $empty,
            'onerror': $empty
        }, properties);
        var image = new Image();
        var element = $(image) || new Element('img');
        ['load', 'abort', 'error'].each(function(name){
            var type = 'on' + name;
            var event = properties[type];
            delete properties[type];
            image[type] = function(){
                if (!image) return;
                if (!element.parentNode){
                    element.width = image.width;
                    element.height = image.height;
                }
                image = image.onload = image.onabort = image.onerror = null;
                event.delay(1, element, element);
                element.fireEvent(name, element, 1);
            };
        });
        image.src = element.src = source;
        if (image && image.complete) image.onload.delay(1);
        return element.setProperties(properties);
    },

    images: function(sources, options){
        options = $merge({
            onComplete: $empty,
            onProgress: $empty
        }, options);
        if (!sources.push) sources = [sources];
        var images = [];
        var counter = 0;
        sources.each(function(source){
            var img = new Asset.image(source, {
                'onload': function(){
                    options.onProgress.call(this, counter, sources.indexOf(source));
                    counter++;
                    if (counter == sources.length) options.onComplete();
                }
            });
            images.push(img);
        });
        return new Elements(images);
    }

});

/*
Script: Sortables.js
    Class for creating a drag and drop sorting interface for lists of items.

License:
    MIT-style license.
*/

var Sortables = new Class({

    Implements: [Events, Options],

    options: {/*
        onSort: $empty,
        onStart: $empty,
        onComplete: $empty,*/
        snap: 4,
        opacity: 1,
        clone: false,
        revert: false,
        handle: false,
        constrain: false
    },

    initialize: function(lists, options){
        this.setOptions(options);
        this.elements = [];
        this.lists = [];
        this.idle = true;

        this.addLists($$($(lists) || lists));
        if (!this.options.clone) this.options.revert = false;
        if (this.options.revert) this.effect = new Fx.Morph(null, $merge({duration: 250, link: 'cancel'}, this.options.revert));
    },

    attach: function(){
        this.addLists(this.lists);
        return this;
    },

    detach: function(){
        this.lists = this.removeLists(this.lists);
        return this;
    },

    addItems: function(){
        Array.flatten(arguments).each(function(element){
            this.elements.push(element);
            var start = element.retrieve('sortables:start', this.start.bindWithEvent(this, element));
            (this.options.handle ? element.getElement(this.options.handle) || element : element).addEvent('mousedown', start);
        }, this);
        return this;
    },

    addLists: function(){
        Array.flatten(arguments).each(function(list){
            this.lists.push(list);
            this.addItems(list.getChildren());
        }, this);
        return this;
    },

    removeItems: function(){
        var elements = [];
        Array.flatten(arguments).each(function(element){
            elements.push(element);
            this.elements.erase(element);
            var start = element.retrieve('sortables:start');
            (this.options.handle ? element.getElement(this.options.handle) || element : element).removeEvent('mousedown', start);
        }, this);
        return $$(elements);
    },

    removeLists: function(){
        var lists = [];
        Array.flatten(arguments).each(function(list){
            lists.push(list);
            this.lists.erase(list);
            this.removeItems(list.getChildren());
        }, this);
        return $$(lists);
    },

    getClone: function(event, element){
        if (!this.options.clone) return new Element('div').inject(document.body);
        if ($type(this.options.clone) == 'function') return this.options.clone.call(this, event, element, this.list);
        return element.clone(true).setStyles({
            'margin': '0px',
            'position': 'absolute',
            'visibility': 'hidden',
            'width': element.getStyle('width')
        }).inject(this.list).position(element.getPosition(element.getOffsetParent()));
    },

    getDroppables: function(){
        var droppables = this.list.getChildren();
        if (!this.options.constrain) droppables = this.lists.concat(droppables).erase(this.list);
        return droppables.erase(this.clone).erase(this.element);
    },

    insert: function(dragging, element){
        var where = 'inside';
        if (this.lists.contains(element)){
            this.list = element;
            this.drag.droppables = this.getDroppables();
        } else {
            where = this.element.getAllPrevious().contains(element) ? 'before' : 'after';
        }
        this.element.inject(element, where);
        this.fireEvent('sort', [this.element, this.clone]);
    },

    start: function(event, element){
        if (!this.idle) return;
        this.idle = false;
        this.element = element;
        this.opacity = element.get('opacity');
        this.list = element.getParent();
        this.clone = this.getClone(event, element);

        this.drag = new Drag.Move(this.clone, {
            snap: this.options.snap,
            container: this.options.constrain && this.element.getParent(),
            droppables: this.getDroppables(),
            onSnap: function(){
                event.stop();
                this.clone.setStyle('visibility', 'visible');
                this.element.set('opacity', this.options.opacity || 0);
                this.fireEvent('start', [this.element, this.clone]);
            }.bind(this),
            onEnter: this.insert.bind(this),
            onCancel: this.reset.bind(this),
            onComplete: this.end.bind(this)
        });

        this.clone.inject(this.element, 'before');
        this.drag.start(event);
    },

    end: function(){
        this.drag.detach();
        this.element.set('opacity', this.opacity);
        if (this.effect){
            var dim = this.element.getStyles('width', 'height');
            var pos = this.clone.computePosition(this.element.getPosition(this.clone.offsetParent));
            this.effect.element = this.clone;
            this.effect.start({
                top: pos.top,
                left: pos.left,
                width: dim.width,
                height: dim.height,
                opacity: 0.25
            }).chain(this.reset.bind(this));
        } else {
            this.reset();
        }
    },

    reset: function(){
        this.idle = true;
        this.clone.destroy();
        this.fireEvent('complete', this.element);
    },

    serialize: function(){
        var params = Array.link(arguments, {modifier: Function.type, index: $defined});
        var serial = this.lists.map(function(list){
            return list.getChildren().map(params.modifier || function(element){
                return element.get('id');
            }, this);
        }, this);

        var index = params.index;
        if (this.lists.length == 1) index = 0;
        return $chk(index) && index >= 0 && index < this.lists.length ? serial[index] : serial;
    }

});

/*
Script: Tips.js
    Class for creating nice tips that follow the mouse cursor when hovering an element.

License:
    MIT-style license.
*/

var Tips = new Class({

    Implements: [Events, Options],

    options: {
        onShow: function(tip){
            tip.setStyle('visibility', 'visible');
        },
        onHide: function(tip){
            tip.setStyle('visibility', 'hidden');
        },
        showDelay: 100,
        hideDelay: 100,
        className: null,
        offsets: {x: 16, y: 16},
        fixed: false
    },

    initialize: function(){
        var params = Array.link(arguments, {options: Object.type, elements: $defined});
        this.setOptions(params.options || null);

        this.tip = new Element('div').inject(document.body);

        if (this.options.className) this.tip.addClass(this.options.className);

        var top = new Element('div', {'class': 'tip-top'}).inject(this.tip);
        this.container = new Element('div', {'class': 'tip'}).inject(this.tip);
        var bottom = new Element('div', {'class': 'tip-bottom'}).inject(this.tip);

        this.tip.setStyles({position: 'absolute', top: 0, left: 0, visibility: 'hidden'});

        if (params.elements) this.attach(params.elements);
    },

    attach: function(elements){
        $$(elements).each(function(element){
            var title = element.retrieve('tip:title', element.get('title'));
            var text = element.retrieve('tip:text', element.get('rel') || element.get('href'));
            var enter = element.retrieve('tip:enter', this.elementEnter.bindWithEvent(this, element));
            var leave = element.retrieve('tip:leave', this.elementLeave.bindWithEvent(this, element));
            element.addEvents({mouseenter: enter, mouseleave: leave});
            if (!this.options.fixed){
                var move = element.retrieve('tip:move', this.elementMove.bindWithEvent(this, element));
                element.addEvent('mousemove', move);
            }
            element.store('tip:native', element.get('title'));
            element.erase('title');
        }, this);
        return this;
    },

    detach: function(elements){
        $$(elements).each(function(element){
            element.removeEvent('mouseenter', element.retrieve('tip:enter') || $empty);
            element.removeEvent('mouseleave', element.retrieve('tip:leave') || $empty);
            element.removeEvent('mousemove', element.retrieve('tip:move') || $empty);
            element.eliminate('tip:enter').eliminate('tip:leave').eliminate('tip:move');
            var original = element.retrieve('tip:native');
            if (original) element.set('title', original);
        });
        return this;
    },

    elementEnter: function(event, element){

        $A(this.container.childNodes).each(Element.dispose);

        var title = element.retrieve('tip:title');

        if (title){
            this.titleElement = new Element('div', {'class': 'tip-title'}).inject(this.container);
            this.fill(this.titleElement, title);
        }

        var text = element.retrieve('tip:text');
        if (text){
            this.textElement = new Element('div', {'class': 'tip-text'}).inject(this.container);
            this.fill(this.textElement, text);
        }

        this.timer = $clear(this.timer);
        this.timer = this.show.delay(this.options.showDelay, this);

        this.position((!this.options.fixed) ? event : {page: element.getPosition()});
    },

    elementLeave: function(event){
        $clear(this.timer);
        this.timer = this.hide.delay(this.options.hideDelay, this);
    },

    elementMove: function(event){
        this.position(event);
    },

    position: function(event){
        var size = window.getSize(), scroll = window.getScroll();
        var tip = {x: this.tip.offsetWidth, y: this.tip.offsetHeight};
        var props = {x: 'left', y: 'top'};
        for (var z in props){
            var pos = event.page[z] + this.options.offsets[z];
            if ((pos + tip[z] - scroll[z]) > size[z]) pos = event.page[z] - this.options.offsets[z] - tip[z];
            this.tip.setStyle(props[z], pos);
        }
    },

    fill: function(element, contents){
        (typeof contents == 'string') ? element.set('html', contents) : element.adopt(contents);
    },

    show: function(){
        this.fireEvent('show', this.tip);
    },

    hide: function(){
        this.fireEvent('hide', this.tip);
    }

});

/*
Script: SmoothScroll.js
    Class for creating a smooth scrolling effect to all internal links on the page.

License:
    MIT-style license.
*/

var SmoothScroll = new Class({

    Extends: Fx.Scroll,

    initialize: function(options, context){
        context = context || document;
        var doc = context.getDocument(), win = context.getWindow();
        this.parent(doc, options);
        this.links = (this.options.links) ? $$(this.options.links) : $$(doc.links);
        var location = win.location.href.match(/^[^#]*/)[0] + '#';
        this.links.each(function(link){
            if (link.href.indexOf(location) != 0) return;
            var anchor = link.href.substr(location.length);
            if (anchor && $(anchor)) this.useLink(link, anchor);
        }, this);
        if (!Browser.Engine.webkit419) this.addEvent('complete', function(){
            win.location.hash = this.anchor;
        }, true);
    },

    useLink: function(link, anchor){
        link.addEvent('click', function(event){
            this.anchor = anchor;
            this.toElement(anchor);
            event.stop();
        }.bind(this));
    }

});

/*
Script: Slider.js
    Class for creating horizontal and vertical slider controls.

License:
    MIT-style license.
*/

var Slider = new Class({

    Implements: [Events, Options],

    options: {/*
        onChange: $empty,
        onComplete: $empty,*/
        onTick: function(position){
            if(this.options.snap) position = this.toPosition(this.step);
            this.knob.setStyle(this.property, position);
        },
        snap: false,
        offset: 0,
        range: false,
        wheel: false,
        steps: 100,
        mode: 'horizontal'
    },

    initialize: function(element, knob, options){
        this.setOptions(options);
        this.element = $(element);
        this.knob = $(knob);
        this.previousChange = this.previousEnd = this.step = -1;
        this.element.addEvent('mousedown', this.clickedElement.bind(this));
        if (this.options.wheel) this.element.addEvent('mousewheel', this.scrolledElement.bindWithEvent(this));
        var offset, limit = {}, modifiers = {'x': false, 'y': false};
        switch (this.options.mode){
            case 'vertical':
                this.axis = 'y';
                this.property = 'top';
                offset = 'offsetHeight';
                break;
            case 'horizontal':
                this.axis = 'x';
                this.property = 'left';
                offset = 'offsetWidth';
        }
        this.half = this.knob[offset] / 2;
        this.full = this.element[offset] - this.knob[offset] + (this.options.offset * 2);
        this.min = $chk(this.options.range[0]) ? this.options.range[0] : 0;
        this.max = $chk(this.options.range[1]) ? this.options.range[1] : this.options.steps;
        this.range = this.max - this.min;
        this.steps = this.options.steps || this.full;
        this.stepSize = Math.abs(this.range) / this.steps;
        this.stepWidth = this.stepSize * this.full / Math.abs(this.range) ;

        this.knob.setStyle('position', 'relative').setStyle(this.property, - this.options.offset);
        modifiers[this.axis] = this.property;
        limit[this.axis] = [- this.options.offset, this.full - this.options.offset];
        this.drag = new Drag(this.knob, {
            snap: 0,
            limit: limit,
            modifiers: modifiers,
            onDrag: this.draggedKnob.bind(this),
            onStart: this.draggedKnob.bind(this),
            onComplete: function(){
                this.draggedKnob();
                this.end();
            }.bind(this)
        });
        if (this.options.snap) {
            this.drag.options.grid = Math.ceil(this.stepWidth);
            this.drag.options.limit[this.axis][1] = this.full;
        }
    },

    set: function(step){
        if (!((this.range > 0) ^ (step < this.min))) step = this.min;
        if (!((this.range > 0) ^ (step > this.max))) step = this.max;

        this.step = Math.round(step);
        this.checkStep();
        this.end();
        this.fireEvent('tick', this.toPosition(this.step));
        return this;
    },

    clickedElement: function(event){
        var dir = this.range < 0 ? -1 : 1;
        var position = event.page[this.axis] - this.element.getPosition()[this.axis] - this.half;
        position = position.limit(-this.options.offset, this.full -this.options.offset);

        this.step = Math.round(this.min + dir * this.toStep(position));
        this.checkStep();
        this.end();
        this.fireEvent('tick', position);
    },

    scrolledElement: function(event){
        var mode = (this.options.mode == 'horizontal') ? (event.wheel < 0) : (event.wheel > 0);
        this.set(mode ? this.step - this.stepSize : this.step + this.stepSize);
        event.stop();
    },

    draggedKnob: function(){
        var dir = this.range < 0 ? -1 : 1;
        var position = this.drag.value.now[this.axis];
        position = position.limit(-this.options.offset, this.full -this.options.offset);
        this.step = Math.round(this.min + dir * this.toStep(position));
        this.checkStep();
    },

    checkStep: function(){
        if (this.previousChange != this.step){
            this.previousChange = this.step;
            this.fireEvent('change', this.step);
        }
    },

    end: function(){
        if (this.previousEnd !== this.step){
            this.previousEnd = this.step;
            this.fireEvent('complete', this.step + '');
        }
    },

    toStep: function(position){
        var step = (position + this.options.offset) * this.stepSize / this.full * this.steps;
        return this.options.steps ? Math.round(step -= step % this.stepSize) : step;
    },

    toPosition: function(step){
        return (this.full * Math.abs(this.min - step)) / (this.steps * this.stepSize) - this.options.offset;
    }

});

/*
Script: Scroller.js
    Class which scrolls the contents of any Element (including the window) when the mouse reaches the Element's boundaries.

License:
    MIT-style license.
*/

var Scroller = new Class({

    Implements: [Events, Options],

    options: {
        area: 20,
        velocity: 1,
        onChange: function(x, y){
            this.element.scrollTo(x, y);
        }
    },

    initialize: function(element, options){
        this.setOptions(options);
        this.element = $(element);
        this.listener = ($type(this.element) != 'element') ? $(this.element.getDocument().body) : this.element;
        this.timer = null;
        this.coord = this.getCoords.bind(this);
    },

    start: function(){
        this.listener.addEvent('mousemove', this.coord);
    },

    stop: function(){
        this.listener.removeEvent('mousemove', this.coord);
        this.timer = $clear(this.timer);
    },

    getCoords: function(event){
        this.page = (this.listener.get('tag') == 'body') ? event.client : event.page;
        if (!this.timer) this.timer = this.scroll.periodical(50, this);
    },

    scroll: function(){
        var size = this.element.getSize(), scroll = this.element.getScroll(), pos = this.element.getPosition(), change = {'x': 0, 'y': 0};
        for (var z in this.page){
            if (this.page[z] < (this.options.area + pos[z]) && scroll[z] != 0)
                change[z] = (this.page[z] - this.options.area - pos[z]) * this.options.velocity;
            else if (this.page[z] + this.options.area > (size[z] + pos[z]) && size[z] + size[z] != scroll[z])
                change[z] = (this.page[z] - size[z] + this.options.area - pos[z]) * this.options.velocity;
        }
        if (change.y || change.x) this.fireEvent('change', [scroll.x + change.x, scroll.y + change.y]);
    }

});

/*
Script: Accordion.js
    An Fx.Elements extension which allows you to easily create accordion type controls.

License:
    MIT-style license.
*/

var Accordion = new Class({

    Extends: Fx.Elements,

    options: {/*
        onActive: $empty,
        onBackground: $empty,*/
        display: 0,
        show: false,
        height: true,
        width: false,
        opacity: true,
        fixedHeight: false,
        fixedWidth: false,
        wait: false,
        alwaysHide: false
    },

    initialize: function(){
        var params = Array.link(arguments, {'container': Element.type, 'options': Object.type, 'togglers': $defined, 'elements': $defined});
        this.parent(params.elements, params.options);
        this.togglers = $$(params.togglers);
        this.container = $(params.container);
        this.previous = -1;
        if (this.options.alwaysHide) this.options.wait = true;
        if ($chk(this.options.show)){
            this.options.display = false;
            this.previous = this.options.show;
        }
        if (this.options.start){
            this.options.display = false;
            this.options.show = false;
        }
        this.effects = {};
        if (this.options.opacity) this.effects.opacity = 'fullOpacity';
        if (this.options.width) this.effects.width = this.options.fixedWidth ? 'fullWidth' : 'offsetWidth';
        if (this.options.height) this.effects.height = this.options.fixedHeight ? 'fullHeight' : 'scrollHeight';
        for (var i = 0, l = this.togglers.length; i < l; i++) this.addSection(this.togglers[i], this.elements[i]);
        this.elements.each(function(el, i){
            if (this.options.show === i){
                this.fireEvent('active', [this.togglers[i], el]);
            } else {
                for (var fx in this.effects) el.setStyle(fx, 0);
            }
        }, this);
        if ($chk(this.options.display)) this.display(this.options.display);
    },

    addSection: function(toggler, element, pos){
        toggler = $(toggler);
        element = $(element);
        var test = this.togglers.contains(toggler);
        var len = this.togglers.length;
        this.togglers.include(toggler);
        this.elements.include(element);
        if (len && (!test || pos)){
            pos = $pick(pos, len - 1);
            toggler.inject(this.togglers[pos], 'before');
            element.inject(toggler, 'after');
        } else if (this.container && !test){
            toggler.inject(this.container);
            element.inject(this.container);
        }
        var idx = this.togglers.indexOf(toggler);
        toggler.addEvent('click', this.display.bind(this, idx));
        if (this.options.height) element.setStyles({'padding-top': 0, 'border-top': 'none', 'padding-bottom': 0, 'border-bottom': 'none'});
        if (this.options.width) element.setStyles({'padding-left': 0, 'border-left': 'none', 'padding-right': 0, 'border-right': 'none'});
        element.fullOpacity = 1;
        if (this.options.fixedWidth) element.fullWidth = this.options.fixedWidth;
        if (this.options.fixedHeight) element.fullHeight = this.options.fixedHeight;
        element.setStyle('overflow', 'hidden');
        if (!test){
            for (var fx in this.effects) element.setStyle(fx, 0);
        }
        return this;
    },

    display: function(index){
        index = ($type(index) == 'element') ? this.elements.indexOf(index) : index;
        if ((this.timer && this.options.wait) || (index === this.previous && !this.options.alwaysHide)) return this;
        this.previous = index;
        var obj = {};
        this.elements.each(function(el, i){
            obj[i] = {};
            var hide = (i != index) || (this.options.alwaysHide && (el.offsetHeight > 0));
            this.fireEvent(hide ? 'background' : 'active', [this.togglers[i], el]);
            for (var fx in this.effects) obj[i][fx] = hide ? 0 : el[this.effects[fx]];
        }, this);
        return this.start(obj);
    }

});




/*Mootools 1.1 Adapter
*
*/

Window.implement({
        ie:Browser.Engine.trident,
        ie6:Browser.Engine.trident4,
        ie7:Browser.Engine.trident5,
        gecko:Browser.Engine.gecko,
        webkit:Browser.Engine.webkit,
        webkit419:Browser.Engine.webkit419,
        webkit420:Browser.Engine.webkit420,
        opera:Browser.Engine.presto,
        xpath:Browser.Features.xpath
        });

Object.toQueryString=function(source){
  return Hash.toQueryString(new Hash(source));
}

/*Class adapter*/
    Class.empty=$empty;



/*Element Adapter*/
Window.implement({
   $E:function(selector,scope){
      return ($(scope)||document).getElement(selector);
   },
   $ES:function(selector,scope){
      return ($(scope)||document).getElements(selector);
   }
});
Element.implement({
   setHTML:function(){
     return this.set('html',Array.flatten($A(arguments)).join('\n'));
   },
   setText:function(text){
     return this.set('text',text);
   },
   getText:function(){
     return this.get('text');
   },
   getHTML:function(){
    return this.get('html');
   },
    setOpacity:function(value){
        return this.set('opacity', value, false);
   },
   setStyles:function(styles){
      switch($type(styles)){
            case 'object':
            for (var style in styles)this.setStyle(style, styles[style]);break;
            case 'string': this.style.cssText = styles;
        }
        return this;
   },
   getTag:function(){
   return this.tagName.toLowerCase();
   },
   replaceWith:function(el){
        var newEL=$(el, true);
        var oEL=$(this);
        this.parentNode.replaceChild(newEL, oEL);
        return newEL;
    },
    getValue: function(){
        switch(this.getTag()){
            case 'select':
                var values = [];
                for(i=0,L=this.options.length;i<L;i++){
                if (this.options[i].selected) values.push($pick(this.options[i].value, this.options[i].text));
                }
                return (this.multiple) ? values : values[0];
            case 'input': if (!(this.checked && ['checkbox', 'radio'].contains(this.type)) && !['hidden', 'text', 'password'].contains(this.type)) break;
            case 'textarea': return this.value;
        }
        return false;
    },
    getFormElements: function(){
        return $$(this.getElementsByTagName('input'), this.getElementsByTagName('select'), this.getElementsByTagName('textarea'))||[];
    },
    remove:function(){
      return this.dispose();
    },
    toQueryString: function(){
        var queryString = [];
        this.getElements('input, select, textarea', true).each(function(el){
            if (!el.name || el.disabled) return;
            if(el.type=='file'&&!!!el.value.trim())return;
            var value = (el.tagName.toLowerCase() == 'select') ? Element.getSelected(el).map(function(opt){
                return opt.value;
            }) : ((el.type == 'radio' || el.type == 'checkbox') && !el.checked) ? null : el.value;
            $splat(value).each(function(val){
                if (typeof val != 'undefined') queryString.push(el.name + '=' + encodeURIComponent(val));
            });
        });
        return queryString.join('&');
    }
});
/*Json Adapter*/
var Json={
   'toString':function(json){
     return JSON.encode(json)||"";
   },
   'evaluate':function(json,secure){
     return JSON.decode(json,secure)||{};
   }
}
Json.Remote=new Class({
      Extends:Request.JSON,
      initialize:function(url,options){
         this.parent($extend(options,{'url':url}));
      }
});

/*Cookie Adapter*/
Cookie.set=Cookie.write;
Cookie.get=Cookie.read;
Cookie.remove=Cookie.dispose;

/*XHR& AJAX Adapter*/
var XHR=new Class({
    Extends:Request,
    send:function(url,options){
        var type = $type(options);
        if (type == 'string' || type == 'element') options = {data: options};
        options = $extend({url: url}, options);
          return  this.parent(options);
    }
});

var Ajax=new Class({
     Extends:XHR,
     options: {
        data: null,
        update: false,
        onComplete: Class.empty,
        evalScripts: true,
        evalResponse: false
    },
     initialize:function(url,options){
       // this.addEvent('onSuccess', this.onComplete);
        this.parent(options);
        this.url=url;
        this.transport=this.xhr;
        return this;
     },
     processHTML: function(text){
        var match = text.match(/<body[^>]*>([\s\S]*?)<\/body>/i);
        text = (match) ? match[1] : text;
        return text;
    },
    success: function(text,xml){
        var options = this.options, response = this.response;

        response.html = text.stripScripts(function(script){
            response.javascript = script;
        });
        response.html = this.processHTML(response.html);
        if (options.update){
            $(options.update).empty().setHTML(response.html);
        }
        if (options.evalScripts) $exec(response.javascript);
        this.onSuccess(response.html,null,null,response.javascript);
    },
    onFailure:function(){
      this.fireEvent('failure', this.xhr);
    },
     request:function(data){
       return this.send(this.url,data);
     }
});

Element.implement({
    send: function(options){
        var type=$type(options);
        var sender = this.get('send');
        if(type=='object'){
            new Ajax(this.action||options.url,options).request(this);
            return this;
        } else{
        sender.send({data: this, url: options || sender.options.url});
        return this;
        }
    },
    toQueryString: function(){
        var queryString = [];
        this.getElements('input, select, textarea').each(function(el){
            if (!el.name || el.disabled) return;
            //过滤空文件上传元素
            if(el.type=='file'&&el.value.trim()=='')return;
            var value = (el.tagName.toLowerCase() == 'select') ? Element.getSelected(el).map(function(opt){
                return opt.value;
            }) : ((el.type == 'radio' || el.type == 'checkbox') && !el.checked) ? null : el.value;
            $splat(value).each(function(val){
                queryString.push(el.name + '=' + encodeURIComponent(val));
            });
        });
        //console.info(queryString);
        return queryString.join('&');
    }

});



/*FX Adapter*/
Fx.implement({
 stop:function(){
   return this.cancel();
 }
});
Fx.Style=new Class({
   Extends:Fx.Tween,
   initialize:function(el,property,options){
      this._property=property;
      this.parent(el,options);
   },
   set:function(v){
     return this.parent(this._property,v);
   },
   start:function(f,t){
     return this.parent(this._property,f,t);
   }
});
Fx.Styles=new Class({
   Extends:Fx.Morph
});

Fx.Scroll.implement({
  scrollTo:function(x,y,effect){
     if(effect)return this.start(x,y);
     return this.set(x,y);
  }
});
Element.implement({
   effect:function(p,o){
   return new Fx.Style(this,p,o);
   },
   effects:function(o){
   return new Fx.Styles(this,o);
   }
});

/*Abstract*/
var Abstract = function(obj){
    obj = obj || {};
    obj.extend = $extend;
    return obj;
};

/*getSize Adapter*/
(function(){
Element.implement({
    getSize: function(){
        if (isBody(this)) return this.getWindow().getSize();
        return {
        x: this.offsetWidth,
        y: this.offsetHeight,
        'size':{x:this.offsetWidth,y:this.offsetHeight},
        'scroll':{x: this.scrollLeft, y: this.scrollTop},
        'scrollSize':{x: this.scrollWidth, y: this.scrollHeight}
        };
    }
});

Native.implement([Document, Window], {
    getSize: function(){
        var win = this.getWindow();
        var doc = getCompatElement(this);
        if (Browser.Engine.presto || Browser.Engine.webkit)
        return {
                x: win.innerWidth,
                y: win.innerHeight,
                'size':{'x':win.innerWidth,'y':win.innerHeight},
                'scroll':{x: win.pageXOffset,y: win.pageYOffset},
                    'scrollSize':{
                    x: Math.max(doc.scrollWidth, win.innerWidth),
                    y: Math.max(doc.scrollHeight, win.innerHeight)
                    }
               };
        return {
        x: doc.clientWidth,
        y: doc.clientHeight,
        'size':{'x':doc.clientWidth,'y':doc.clientHeight},
        'scroll':{x: win.pageXOffset || doc.scrollLeft, y: win.pageYOffset || doc.scrollTop},
          'scrollSize':{
                    x: Math.max(doc.scrollWidth, win.innerWidth),
                    y: Math.max(doc.scrollHeight, win.innerHeight)
                    }
        };
    }
});

// private methods
function isBody(element){
    return (/^(?:body|html)$/i).test(element.tagName);
};

function getCompatElement(element){
    var doc = element.getDocument();
    return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
};

})();


/*Array Adapter*/

Array.implement({
  copy:function(){
     return $A(this);
  }
});
Array.alias('erase','remove');

/*Hash Adapter*/
Hash.alias('erase','remove');
Hash.alias('getKeys','keys');
Hash.alias('getValues','values');
Hash.alias('has','hasKey');
Hash.implement({
  merge:function(){
   return  $merge.apply(null,[this].include(arguments));
  }
});



/*Drag.base Adapter*/
Drag.implement({
  options: {/*
        onBeforeStart: $empty,
        onStart: $empty,
        onDrag: $empty,
        onCancel: $empty,
        onComplete: $empty,*/
        snap: 0,
        unit: 'px',
        grid: false,
        style: true,
        limit: false,
        handle: false,
        invert: false,
        preventDefault: true,
        modifiers: {x: 'left', y: 'top'}
    }
});
Drag.Base=Drag;


/*Extends*/
[Element,Number,String].each(function(o){
    o.extend=o.implement;
 })


 /*bindwithEventL..*/

 Function.implement({
  bindAsEventListener: function(bind, args){
        return this.create({'bind': bind, 'event': true, 'arguments': args});
    }
 });

 /*each bug*/

 function $each(iterable, fn, bind){
    var type = $type(iterable);
    ((type == 'arguments' || type == 'collection' || type == 'array'||type=='element') ? Array : Hash).each(iterable, fn, bind);
};



/*Mootools 1.1 Adapter Define End*/
